Home / 25,686,753.97-35,452,870.22-15,238,569.70

Finding the Fourth Proportional to 25,686,753.97, 35,452,870.22 and 15,238,569.70

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Solution

The fourth proportional to 25,686,753.97, 35,452,870.22 and 15,238,569.70 is: 21,032,281.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,686,753.97 : 35,452,870.22 = 15,238,569.70 : x
  2. Step 2: Convert to fraction form
    25,686,753.97/35,452,870.22 = 15,238,569.70/x
  3. Step 3: Cross multiply
    25,686,753.97x = 35,452,870.22 × 15,238,569.70
  4. Step 4: Simplify right side
    25,686,753.97x = 540,251,033,836,331.50
  5. Step 5: Solve for x
    x = 540,251,033,836,331.50/25,686,753.97
  6. Step 6: Final answer
    x = 21,032,281.25

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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.