Home / 42,850,223.52-59,151,403.80-28,930,435.08

Finding the Fourth Proportional to 42,850,223.52, 59,151,403.80 and 28,930,435.08

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Solution

The fourth proportional to 42,850,223.52, 59,151,403.80 and 28,930,435.08 is: 39,936,217.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,850,223.52 : 59,151,403.80 = 28,930,435.08 : x
  2. Step 2: Convert to fraction form
    42,850,223.52/59,151,403.80 = 28,930,435.08/x
  3. Step 3: Cross multiply
    42,850,223.52x = 59,151,403.80 × 28,930,435.08
  4. Step 4: Simplify right side
    42,850,223.52x = 1,711,275,847,526,765
  5. Step 5: Solve for x
    x = 1,711,275,847,526,765/42,850,223.52
  6. Step 6: Final answer
    x = 39,936,217.53

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1.5x scale

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.