Home / 10,661,395.17-15,992,080.34-3,472,917.47

Finding the Fourth Proportional to 10,661,395.17, 15,992,080.34 and 3,472,917.47

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Solution

The fourth proportional to 10,661,395.17, 15,992,080.34 and 3,472,917.47 is: 5,209,372.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,661,395.17 : 15,992,080.34 = 3,472,917.47 : x
  2. Step 2: Convert to fraction form
    10,661,395.17/15,992,080.34 = 3,472,917.47/x
  3. Step 3: Cross multiply
    10,661,395.17x = 15,992,080.34 × 3,472,917.47
  4. Step 4: Simplify right side
    10,661,395.17x = 55,539,175,097,104.55
  5. Step 5: Solve for x
    x = 55,539,175,097,104.55/10,661,395.17
  6. Step 6: Final answer
    x = 5,209,372.15

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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.