Home / 15,656,754.26-23,485,209.05-6,439,752.78

Finding the Fourth Proportional to 15,656,754.26, 23,485,209.05 and 6,439,752.78

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Solution

The fourth proportional to 15,656,754.26, 23,485,209.05 and 6,439,752.78 is: 9,659,661.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,656,754.26 : 23,485,209.05 = 6,439,752.78 : x
  2. Step 2: Convert to fraction form
    15,656,754.26/23,485,209.05 = 6,439,752.78/x
  3. Step 3: Cross multiply
    15,656,754.26x = 23,485,209.05 × 6,439,752.78
  4. Step 4: Simplify right side
    15,656,754.26x = 151,238,940,236,419.91
  5. Step 5: Solve for x
    x = 151,238,940,236,419.91/15,656,754.26
  6. Step 6: Final answer
    x = 9,659,661.11

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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.