Home / 28,064,961.39-42,098,951.13-8,897,213.13

Finding the Fourth Proportional to 28,064,961.39, 42,098,951.13 and 8,897,213.13

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Solution

The fourth proportional to 28,064,961.39, 42,098,951.13 and 8,897,213.13 is: 13,346,298.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,064,961.39 : 42,098,951.13 = 8,897,213.13 : x
  2. Step 2: Convert to fraction form
    28,064,961.39/42,098,951.13 = 8,897,213.13/x
  3. Step 3: Cross multiply
    28,064,961.39x = 42,098,951.13 × 8,897,213.13
  4. Step 4: Simplify right side
    28,064,961.39x = 374,563,340,753,064.38
  5. Step 5: Solve for x
    x = 374,563,340,753,064.38/28,064,961.39
  6. Step 6: Final answer
    x = 13,346,298.10

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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.