Home / 28,064,992.56-42,098,997.87-8,897,244.30

Finding the Fourth Proportional to 28,064,992.56, 42,098,997.87 and 8,897,244.30

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Solution

The fourth proportional to 28,064,992.56, 42,098,997.87 and 8,897,244.30 is: 13,346,344.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,064,992.56 : 42,098,997.87 = 8,897,244.30 : x
  2. Step 2: Convert to fraction form
    28,064,992.56/42,098,997.87 = 8,897,244.30/x
  3. Step 3: Cross multiply
    28,064,992.56x = 42,098,997.87 × 8,897,244.30
  4. Step 4: Simplify right side
    28,064,992.56x = 374,565,068,834,569.62
  5. Step 5: Solve for x
    x = 374,565,068,834,569.62/28,064,992.56
  6. Step 6: Final answer
    x = 13,346,344.85

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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.