Home / 9,399,650.52-12,975,768-5,920,103.15

Finding the Fourth Proportional to 9,399,650.52, 12,975,768 and 5,920,103.15

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Solution

The fourth proportional to 9,399,650.52, 12,975,768 and 5,920,103.15 is: 8,172,419.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,399,650.52 : 12,975,768 = 5,920,103.15 : x
  2. Step 2: Convert to fraction form
    9,399,650.52/12,975,768 = 5,920,103.15/x
  3. Step 3: Cross multiply
    9,399,650.52x = 12,975,768 × 5,920,103.15
  4. Step 4: Simplify right side
    9,399,650.52x = 76,817,885,010,469.20
  5. Step 5: Solve for x
    x = 76,817,885,010,469.20/9,399,650.52
  6. Step 6: Final answer
    x = 8,172,419.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.