Home / 47,645,434.24-71,459,033.28-18,499,272.64

Finding the Fourth Proportional to 47,645,434.24, 71,459,033.28 and 18,499,272.64

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Solution

The fourth proportional to 47,645,434.24, 71,459,033.28 and 18,499,272.64 is: 27,745,368.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,645,434.24 : 71,459,033.28 = 18,499,272.64 : x
  2. Step 2: Convert to fraction form
    47,645,434.24/71,459,033.28 = 18,499,272.64/x
  3. Step 3: Cross multiply
    47,645,434.24x = 71,459,033.28 × 18,499,272.64
  4. Step 4: Simplify right side
    47,645,434.24x = 1,321,940,139,237,553.50
  5. Step 5: Solve for x
    x = 1,321,940,139,237,553.50/47,645,434.24
  6. Step 6: Final answer
    x = 27,745,368.69

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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.