Home / 43,175,468-59,576,389.28-27,726,478.72

Finding the Fourth Proportional to 43,175,468, 59,576,389.28 and 27,726,478.72

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Solution

The fourth proportional to 43,175,468, 59,576,389.28 and 27,726,478.72 is: 38,258,843.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,175,468 : 59,576,389.28 = 27,726,478.72 : x
  2. Step 2: Convert to fraction form
    43,175,468/59,576,389.28 = 27,726,478.72/x
  3. Step 3: Cross multiply
    43,175,468x = 59,576,389.28 × 27,726,478.72
  4. Step 4: Simplify right side
    43,175,468x = 1,651,843,489,586,356
  5. Step 5: Solve for x
    x = 1,651,843,489,586,356/43,175,468
  6. Step 6: Final answer
    x = 38,258,843.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.