Home / 10,368,503.70-15,552,755.55-9,276,753.30

Finding the Fourth Proportional to 10,368,503.70, 15,552,755.55 and 9,276,753.30

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Solution

The fourth proportional to 10,368,503.70, 15,552,755.55 and 9,276,753.30 is: 13,915,129.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,503.70 : 15,552,755.55 = 9,276,753.30 : x
  2. Step 2: Convert to fraction form
    10,368,503.70/15,552,755.55 = 9,276,753.30/x
  3. Step 3: Cross multiply
    10,368,503.70x = 15,552,755.55 × 9,276,753.30
  4. Step 4: Simplify right side
    10,368,503.70x = 144,279,076,372,555.84
  5. Step 5: Solve for x
    x = 144,279,076,372,555.84/10,368,503.70
  6. Step 6: Final answer
    x = 13,915,129.95

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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.