Home / 5,432,870.45-8,149,305.68-4,077,695.90

Finding the Fourth Proportional to 5,432,870.45, 8,149,305.68 and 4,077,695.90

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Solution

The fourth proportional to 5,432,870.45, 8,149,305.68 and 4,077,695.90 is: 6,116,543.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,870.45 : 8,149,305.68 = 4,077,695.90 : x
  2. Step 2: Convert to fraction form
    5,432,870.45/8,149,305.68 = 4,077,695.90/x
  3. Step 3: Cross multiply
    5,432,870.45x = 8,149,305.68 × 4,077,695.90
  4. Step 4: Simplify right side
    5,432,870.45x = 33,230,390,359,182.71
  5. Step 5: Solve for x
    x = 33,230,390,359,182.71/5,432,870.45
  6. Step 6: Final answer
    x = 6,116,543.85

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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.