Home / 55,335,250.70-83,002,876.05-38,329,138.70

Finding the Fourth Proportional to 55,335,250.70, 83,002,876.05 and 38,329,138.70

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Solution

The fourth proportional to 55,335,250.70, 83,002,876.05 and 38,329,138.70 is: 57,493,708.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,335,250.70 : 83,002,876.05 = 38,329,138.70 : x
  2. Step 2: Convert to fraction form
    55,335,250.70/83,002,876.05 = 38,329,138.70/x
  3. Step 3: Cross multiply
    55,335,250.70x = 83,002,876.05 × 38,329,138.70
  4. Step 4: Simplify right side
    55,335,250.70x = 3,181,428,748,619,358.50
  5. Step 5: Solve for x
    x = 3,181,428,748,619,358.50/55,335,250.70
  6. Step 6: Final answer
    x = 57,493,708.05

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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.