Home / 6,339,155.08-8,747,981.70-3,438,538.60

Finding the Fourth Proportional to 6,339,155.08, 8,747,981.70 and 3,438,538.60

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Solution

The fourth proportional to 6,339,155.08, 8,747,981.70 and 3,438,538.60 is: 4,745,154.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,339,155.08 : 8,747,981.70 = 3,438,538.60 : x
  2. Step 2: Convert to fraction form
    6,339,155.08/8,747,981.70 = 3,438,538.60/x
  3. Step 3: Cross multiply
    6,339,155.08x = 8,747,981.70 × 3,438,538.60
  4. Step 4: Simplify right side
    6,339,155.08x = 30,080,272,747,543.62
  5. Step 5: Solve for x
    x = 30,080,272,747,543.62/6,339,155.08
  6. Step 6: Final answer
    x = 4,745,154.89

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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.