Home / 48,513,937.80-72,770,906.70-47,876,208.60

Finding the Fourth Proportional to 48,513,937.80, 72,770,906.70 and 47,876,208.60

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Solution

The fourth proportional to 48,513,937.80, 72,770,906.70 and 47,876,208.60 is: 71,814,312.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,513,937.80 : 72,770,906.70 = 47,876,208.60 : x
  2. Step 2: Convert to fraction form
    48,513,937.80/72,770,906.70 = 47,876,208.60/x
  3. Step 3: Cross multiply
    48,513,937.80x = 72,770,906.70 × 47,876,208.60
  4. Step 4: Simplify right side
    48,513,937.80x = 3,483,995,109,180,338
  5. Step 5: Solve for x
    x = 3,483,995,109,180,338/48,513,937.80
  6. Step 6: Final answer
    x = 71,814,312.90

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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.