Home / 75,055,760.09-112,656,263.46-36,221,549.69

Finding the Fourth Proportional to 75,055,760.09, 112,656,263.46 and 36,221,549.69

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Solution

The fourth proportional to 75,055,760.09, 112,656,263.46 and 36,221,549.69 is: 54,367,372.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,055,760.09 : 112,656,263.46 = 36,221,549.69 : x
  2. Step 2: Convert to fraction form
    75,055,760.09/112,656,263.46 = 36,221,549.69/x
  3. Step 3: Cross multiply
    75,055,760.09x = 112,656,263.46 × 36,221,549.69
  4. Step 4: Simplify right side
    75,055,760.09x = 4,080,584,444,806,121
  5. Step 5: Solve for x
    x = 4,080,584,444,806,121/75,055,760.09
  6. Step 6: Final answer
    x = 54,367,372.20

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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.