Home / 15,672,557.90-23,508,836.85-13,153,133.90

Finding the Fourth Proportional to 15,672,557.90, 23,508,836.85 and 13,153,133.90

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Solution

The fourth proportional to 15,672,557.90, 23,508,836.85 and 13,153,133.90 is: 19,729,700.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672,557.90 : 23,508,836.85 = 13,153,133.90 : x
  2. Step 2: Convert to fraction form
    15,672,557.90/23,508,836.85 = 13,153,133.90/x
  3. Step 3: Cross multiply
    15,672,557.90x = 23,508,836.85 × 13,153,133.90
  4. Step 4: Simplify right side
    15,672,557.90x = 309,214,878,921,304.25
  5. Step 5: Solve for x
    x = 309,214,878,921,304.25/15,672,557.90
  6. Step 6: Final answer
    x = 19,729,700.85

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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.