Home / 40,055,257.60-55,283,332.64-23,535,378.88

Finding the Fourth Proportional to 40,055,257.60, 55,283,332.64 and 23,535,378.88

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Solution

The fourth proportional to 40,055,257.60, 55,283,332.64 and 23,535,378.88 is: 32,482,981.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,055,257.60 : 55,283,332.64 = 23,535,378.88 : x
  2. Step 2: Convert to fraction form
    40,055,257.60/55,283,332.64 = 23,535,378.88/x
  3. Step 3: Cross multiply
    40,055,257.60x = 55,283,332.64 × 23,535,378.88
  4. Step 4: Simplify right side
    40,055,257.60x = 1,301,114,179,431,470.50
  5. Step 5: Solve for x
    x = 1,301,114,179,431,470.50/40,055,257.60
  6. Step 6: Final answer
    x = 32,482,981.20

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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.