Home / 75,055,680.80-112,656,323.76-36,221,463.20

Finding the Fourth Proportional to 75,055,680.80, 112,656,323.76 and 36,221,463.20

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Solution

The fourth proportional to 75,055,680.80, 112,656,323.76 and 36,221,463.20 is: 54,367,328.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,055,680.80 : 112,656,323.76 = 36,221,463.20 : x
  2. Step 2: Convert to fraction form
    75,055,680.80/112,656,323.76 = 36,221,463.20/x
  3. Step 3: Cross multiply
    75,055,680.80x = 112,656,323.76 × 36,221,463.20
  4. Step 4: Simplify right side
    75,055,680.80x = 4,080,576,885,320,126
  5. Step 5: Solve for x
    x = 4,080,576,885,320,126/75,055,680.80
  6. Step 6: Final answer
    x = 54,367,328.92

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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.