Home / 19,412,073.60-29,118,110.40-19,160,131.20

Finding the Fourth Proportional to 19,412,073.60, 29,118,110.40 and 19,160,131.20

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Solution

The fourth proportional to 19,412,073.60, 29,118,110.40 and 19,160,131.20 is: 28,740,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,412,073.60 : 29,118,110.40 = 19,160,131.20 : x
  2. Step 2: Convert to fraction form
    19,412,073.60/29,118,110.40 = 19,160,131.20/x
  3. Step 3: Cross multiply
    19,412,073.60x = 29,118,110.40 × 19,160,131.20
  4. Step 4: Simplify right side
    19,412,073.60x = 557,906,815,560,084.44
  5. Step 5: Solve for x
    x = 557,906,815,560,084.44/19,412,073.60
  6. Step 6: Final answer
    x = 28,740,196.80

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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.