Home / 8,719,505.64-13,070,772.78-4,169,379.24

Finding the Fourth Proportional to 8,719,505.64, 13,070,772.78 and 4,169,379.24

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Solution

The fourth proportional to 8,719,505.64, 13,070,772.78 and 4,169,379.24 is: 6,250,011.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,719,505.64 : 13,070,772.78 = 4,169,379.24 : x
  2. Step 2: Convert to fraction form
    8,719,505.64/13,070,772.78 = 4,169,379.24/x
  3. Step 3: Cross multiply
    8,719,505.64x = 13,070,772.78 × 4,169,379.24
  4. Step 4: Simplify right side
    8,719,505.64x = 54,497,008,679,689.09
  5. Step 5: Solve for x
    x = 54,497,008,679,689.09/8,719,505.64
  6. Step 6: Final answer
    x = 6,250,011.29

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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.