Home / 8,123,539.26-12,187,147.77-2,732,041.74

Finding the Fourth Proportional to 8,123,539.26, 12,187,147.77 and 2,732,041.74

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Solution

The fourth proportional to 8,123,539.26, 12,187,147.77 and 2,732,041.74 is: 4,098,681.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,123,539.26 : 12,187,147.77 = 2,732,041.74 : x
  2. Step 2: Convert to fraction form
    8,123,539.26/12,187,147.77 = 2,732,041.74/x
  3. Step 3: Cross multiply
    8,123,539.26x = 12,187,147.77 × 2,732,041.74
  4. Step 4: Simplify right side
    8,123,539.26x = 33,295,796,399,187.92
  5. Step 5: Solve for x
    x = 33,295,796,399,187.92/8,123,539.26
  6. Step 6: Final answer
    x = 4,098,681.05

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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.