Home / 22,985,805.17-31,720,624.04-12,672,897.32

Finding the Fourth Proportional to 22,985,805.17, 31,720,624.04 and 12,672,897.32

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Solution

The fourth proportional to 22,985,805.17, 31,720,624.04 and 12,672,897.32 is: 17,488,715.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,985,805.17 : 31,720,624.04 = 12,672,897.32 : x
  2. Step 2: Convert to fraction form
    22,985,805.17/31,720,624.04 = 12,672,897.32/x
  3. Step 3: Cross multiply
    22,985,805.17x = 31,720,624.04 × 12,672,897.32
  4. Step 4: Simplify right side
    22,985,805.17x = 401,992,211,496,227.38
  5. Step 5: Solve for x
    x = 401,992,211,496,227.38/22,985,805.17
  6. Step 6: Final answer
    x = 17,488,715.69

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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.