Home / 65,726,452.95-90,694,603.02-37,858,226.64

Finding the Fourth Proportional to 65,726,452.95, 90,694,603.02 and 37,858,226.64

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Solution

The fourth proportional to 65,726,452.95, 90,694,603.02 and 37,858,226.64 is: 52,239,801.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,726,452.95 : 90,694,603.02 = 37,858,226.64 : x
  2. Step 2: Convert to fraction form
    65,726,452.95/90,694,603.02 = 37,858,226.64/x
  3. Step 3: Cross multiply
    65,726,452.95x = 90,694,603.02 × 37,858,226.64
  4. Step 4: Simplify right side
    65,726,452.95x = 3,433,536,836,155,988.50
  5. Step 5: Solve for x
    x = 3,433,536,836,155,988.50/65,726,452.95
  6. Step 6: Final answer
    x = 52,239,801.21

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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.