Home / 55,613,139.44-76,750,677.26-30,841,084.40

Finding the Fourth Proportional to 55,613,139.44, 76,750,677.26 and 30,841,084.40

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Solution

The fourth proportional to 55,613,139.44, 76,750,677.26 and 30,841,084.40 is: 42,563,216.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,613,139.44 : 76,750,677.26 = 30,841,084.40 : x
  2. Step 2: Convert to fraction form
    55,613,139.44/76,750,677.26 = 30,841,084.40/x
  3. Step 3: Cross multiply
    55,613,139.44x = 76,750,677.26 × 30,841,084.40
  4. Step 4: Simplify right side
    55,613,139.44x = 2,367,074,115,132,821
  5. Step 5: Solve for x
    x = 2,367,074,115,132,821/55,613,139.44
  6. Step 6: Final answer
    x = 42,563,216.88

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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.