Home / 47,386,963.60-71,080,448.28-11,485,171.60

Finding the Fourth Proportional to 47,386,963.60, 71,080,448.28 and 11,485,171.60

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Solution

The fourth proportional to 47,386,963.60, 71,080,448.28 and 11,485,171.60 is: 17,227,758.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,386,963.60 : 71,080,448.28 = 11,485,171.60 : x
  2. Step 2: Convert to fraction form
    47,386,963.60/71,080,448.28 = 11,485,171.60/x
  3. Step 3: Cross multiply
    47,386,963.60x = 71,080,448.28 × 11,485,171.60
  4. Step 4: Simplify right side
    47,386,963.60x = 816,371,145,900,724.88
  5. Step 5: Solve for x
    x = 816,371,145,900,724.88/47,386,963.60
  6. Step 6: Final answer
    x = 17,227,758.10

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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.