Home / 10,398,065.59-15,598,517.09-4,331,378.54

Finding the Fourth Proportional to 10,398,065.59, 15,598,517.09 and 4,331,378.54

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Solution

The fourth proportional to 10,398,065.59, 15,598,517.09 and 4,331,378.54 is: 6,497,658.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,398,065.59 : 15,598,517.09 = 4,331,378.54 : x
  2. Step 2: Convert to fraction form
    10,398,065.59/15,598,517.09 = 4,331,378.54/x
  3. Step 3: Cross multiply
    10,398,065.59x = 15,598,517.09 × 4,331,378.54
  4. Step 4: Simplify right side
    10,398,065.59x = 67,563,082,191,294.11
  5. Step 5: Solve for x
    x = 67,563,082,191,294.11/10,398,065.59
  6. Step 6: Final answer
    x = 6,497,658.78

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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.