Home / 48,428,393.80-66,793,392.48-31,026,358.24

Finding the Fourth Proportional to 48,428,393.80, 66,793,392.48 and 31,026,358.24

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Solution

The fourth proportional to 48,428,393.80, 66,793,392.48 and 31,026,358.24 is: 42,792,163.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,428,393.80 : 66,793,392.48 = 31,026,358.24 : x
  2. Step 2: Convert to fraction form
    48,428,393.80/66,793,392.48 = 31,026,358.24/x
  3. Step 3: Cross multiply
    48,428,393.80x = 66,793,392.48 × 31,026,358.24
  4. Step 4: Simplify right side
    48,428,393.80x = 2,072,355,723,149,401.75
  5. Step 5: Solve for x
    x = 2,072,355,723,149,401.75/48,428,393.80
  6. Step 6: Final answer
    x = 42,792,163.04

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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.