Home / 53,489,140.20-80,233,710.30-13,099,624.20

Finding the Fourth Proportional to 53,489,140.20, 80,233,710.30 and 13,099,624.20

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Solution

The fourth proportional to 53,489,140.20, 80,233,710.30 and 13,099,624.20 is: 19,649,436.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,489,140.20 : 80,233,710.30 = 13,099,624.20 : x
  2. Step 2: Convert to fraction form
    53,489,140.20/80,233,710.30 = 13,099,624.20/x
  3. Step 3: Cross multiply
    53,489,140.20x = 80,233,710.30 × 13,099,624.20
  4. Step 4: Simplify right side
    53,489,140.20x = 1,051,031,453,101,669.12
  5. Step 5: Solve for x
    x = 1,051,031,453,101,669.12/53,489,140.20
  6. Step 6: Final answer
    x = 19,649,436.30

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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.