Home / 53,634,660.70-80,451,991.05-19,557,118.30

Finding the Fourth Proportional to 53,634,660.70, 80,451,991.05 and 19,557,118.30

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Solution

The fourth proportional to 53,634,660.70, 80,451,991.05 and 19,557,118.30 is: 29,335,677.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,634,660.70 : 80,451,991.05 = 19,557,118.30 : x
  2. Step 2: Convert to fraction form
    53,634,660.70/80,451,991.05 = 19,557,118.30/x
  3. Step 3: Cross multiply
    53,634,660.70x = 80,451,991.05 × 19,557,118.30
  4. Step 4: Simplify right side
    53,634,660.70x = 1,573,409,106,435,391.25
  5. Step 5: Solve for x
    x = 1,573,409,106,435,391.25/53,634,660.70
  6. Step 6: Final answer
    x = 29,335,677.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.