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Finding the Fourth Proportional to 8,651,474.56, 11,935,066.56 and 5,596,673.92

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Solution

The fourth proportional to 8,651,474.56, 11,935,066.56 and 5,596,673.92 is: 7,720,842.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,651,474.56 : 11,935,066.56 = 5,596,673.92 : x
  2. Step 2: Convert to fraction form
    8,651,474.56/11,935,066.56 = 5,596,673.92/x
  3. Step 3: Cross multiply
    8,651,474.56x = 11,935,066.56 × 5,596,673.92
  4. Step 4: Simplify right side
    8,651,474.56x = 66,796,675,749,816.12
  5. Step 5: Solve for x
    x = 66,796,675,749,816.12/8,651,474.56
  6. Step 6: Final answer
    x = 7,720,842.88

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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.