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Finding the Fourth Proportional to 9,062,471.68, 12,499,843.68 and 5,964,007.84

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Solution

The fourth proportional to 9,062,471.68, 12,499,843.68 and 5,964,007.84 is: 8,226,140.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,062,471.68 : 12,499,843.68 = 5,964,007.84 : x
  2. Step 2: Convert to fraction form
    9,062,471.68/12,499,843.68 = 5,964,007.84/x
  3. Step 3: Cross multiply
    9,062,471.68x = 12,499,843.68 × 5,964,007.84
  4. Step 4: Simplify right side
    9,062,471.68x = 74,549,165,706,294.45
  5. Step 5: Solve for x
    x = 74,549,165,706,294.45/9,062,471.68
  6. Step 6: Final answer
    x = 8,226,140.54

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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.