Home / 10,967,897.97-15,151,465.11-8,759,861.79

Finding the Fourth Proportional to 10,967,897.97, 15,151,465.11 and 8,759,861.79

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Solution

The fourth proportional to 10,967,897.97, 15,151,465.11 and 8,759,861.79 is: 12,101,201.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,967,897.97 : 15,151,465.11 = 8,759,861.79 : x
  2. Step 2: Convert to fraction form
    10,967,897.97/15,151,465.11 = 8,759,861.79/x
  3. Step 3: Cross multiply
    10,967,897.97x = 15,151,465.11 × 8,759,861.79
  4. Step 4: Simplify right side
    10,967,897.97x = 132,724,740,279,607.12
  5. Step 5: Solve for x
    x = 132,724,740,279,607.12/10,967,897.97
  6. Step 6: Final answer
    x = 12,101,201.22

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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.