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Finding the Fourth Proportional to 6,474,254.65, 8,934,472.30 and 3,573,646.13

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Solution

The fourth proportional to 6,474,254.65, 8,934,472.30 and 3,573,646.13 is: 4,931,632.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,254.65 : 8,934,472.30 = 3,573,646.13 : x
  2. Step 2: Convert to fraction form
    6,474,254.65/8,934,472.30 = 3,573,646.13/x
  3. Step 3: Cross multiply
    6,474,254.65x = 8,934,472.30 × 3,573,646.13
  4. Step 4: Simplify right side
    6,474,254.65x = 31,928,642,358,487.20
  5. Step 5: Solve for x
    x = 31,928,642,358,487.20/6,474,254.65
  6. Step 6: Final answer
    x = 4,931,632.15

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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.