Home / 13,691,264.64-20,536,620.48-4,715,617.92

Finding the Fourth Proportional to 13,691,264.64, 20,536,620.48 and 4,715,617.92

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Solution

The fourth proportional to 13,691,264.64, 20,536,620.48 and 4,715,617.92 is: 7,073,331.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,691,264.64 : 20,536,620.48 = 4,715,617.92 : x
  2. Step 2: Convert to fraction form
    13,691,264.64/20,536,620.48 = 4,715,617.92/x
  3. Step 3: Cross multiply
    13,691,264.64x = 20,536,620.48 × 4,715,617.92
  4. Step 4: Simplify right side
    13,691,264.64x = 96,842,855,551,727
  5. Step 5: Solve for x
    x = 96,842,855,551,727/13,691,264.64
  6. Step 6: Final answer
    x = 7,073,331.65

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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.