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Finding the Fourth Proportional to 8,651,057.04, 12,977,472.78 and 3,264,240.06

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Solution

The fourth proportional to 8,651,057.04, 12,977,472.78 and 3,264,240.06 is: 4,896,694.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,651,057.04 : 12,977,472.78 = 3,264,240.06 : x
  2. Step 2: Convert to fraction form
    8,651,057.04/12,977,472.78 = 3,264,240.06/x
  3. Step 3: Cross multiply
    8,651,057.04x = 12,977,472.78 × 3,264,240.06
  4. Step 4: Simplify right side
    8,651,057.04x = 42,361,586,526,035.56
  5. Step 5: Solve for x
    x = 42,361,586,526,035.56/8,651,057.04
  6. Step 6: Final answer
    x = 4,896,694.86

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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.