Home / 5,381,194.69-8,069,417.17-1,542,145.83

Finding the Fourth Proportional to 5,381,194.69, 8,069,417.17 and 1,542,145.83

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Solution

The fourth proportional to 5,381,194.69, 8,069,417.17 and 1,542,145.83 is: 2,312,538.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381,194.69 : 8,069,417.17 = 1,542,145.83 : x
  2. Step 2: Convert to fraction form
    5,381,194.69/8,069,417.17 = 1,542,145.83/x
  3. Step 3: Cross multiply
    5,381,194.69x = 8,069,417.17 × 1,542,145.83
  4. Step 4: Simplify right side
    5,381,194.69x = 12,444,218,039,245.90
  5. Step 5: Solve for x
    x = 12,444,218,039,245.90/5,381,194.69
  6. Step 6: Final answer
    x = 2,312,538.15

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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.