Home / 48,385,616.80-72,578,425.20-25,654,813.60

Finding the Fourth Proportional to 48,385,616.80, 72,578,425.20 and 25,654,813.60

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Solution

The fourth proportional to 48,385,616.80, 72,578,425.20 and 25,654,813.60 is: 38,482,220.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,385,616.80 : 72,578,425.20 = 25,654,813.60 : x
  2. Step 2: Convert to fraction form
    48,385,616.80/72,578,425.20 = 25,654,813.60/x
  3. Step 3: Cross multiply
    48,385,616.80x = 72,578,425.20 × 25,654,813.60
  4. Step 4: Simplify right side
    48,385,616.80x = 1,861,985,969,887,543
  5. Step 5: Solve for x
    x = 1,861,985,969,887,543/48,385,616.80
  6. Step 6: Final answer
    x = 38,482,220.40

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1.5x scale

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.