Home / 8,342,145.30-12,497,471.55-4,284,822.90

Finding the Fourth Proportional to 8,342,145.30, 12,497,471.55 and 4,284,822.90

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Solution

The fourth proportional to 8,342,145.30, 12,497,471.55 and 4,284,822.90 is: 6,419,146.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342,145.30 : 12,497,471.55 = 4,284,822.90 : x
  2. Step 2: Convert to fraction form
    8,342,145.30/12,497,471.55 = 4,284,822.90/x
  3. Step 3: Cross multiply
    8,342,145.30x = 12,497,471.55 × 4,284,822.90
  4. Step 4: Simplify right side
    8,342,145.30x = 53,549,452,289,538.50
  5. Step 5: Solve for x
    x = 53,549,452,289,538.50/8,342,145.30
  6. Step 6: Final answer
    x = 6,419,146.44

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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.