Home / 29,425,557.67-40,607,231.54-18,257,897.12

Finding the Fourth Proportional to 29,425,557.67, 40,607,231.54 and 18,257,897.12

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Solution

The fourth proportional to 29,425,557.67, 40,607,231.54 and 18,257,897.12 is: 25,195,874.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,425,557.67 : 40,607,231.54 = 18,257,897.12 : x
  2. Step 2: Convert to fraction form
    29,425,557.67/40,607,231.54 = 18,257,897.12/x
  3. Step 3: Cross multiply
    29,425,557.67x = 40,607,231.54 × 18,257,897.12
  4. Step 4: Simplify right side
    29,425,557.67x = 741,402,655,491,013.38
  5. Step 5: Solve for x
    x = 741,402,655,491,013.38/29,425,557.67
  6. Step 6: Final answer
    x = 25,195,874.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.