Home / 55,433,568.60-76,498,819.88-30,655,423.13

Finding the Fourth Proportional to 55,433,568.60, 76,498,819.88 and 30,655,423.13

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Solution

The fourth proportional to 55,433,568.60, 76,498,819.88 and 30,655,423.13 is: 42,304,757.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,433,568.60 : 76,498,819.88 = 30,655,423.13 : x
  2. Step 2: Convert to fraction form
    55,433,568.60/76,498,819.88 = 30,655,423.13/x
  3. Step 3: Cross multiply
    55,433,568.60x = 76,498,819.88 × 30,655,423.13
  4. Step 4: Simplify right side
    55,433,568.60x = 2,345,103,691,831,284.50
  5. Step 5: Solve for x
    x = 2,345,103,691,831,284.50/55,433,568.60
  6. Step 6: Final answer
    x = 42,304,757.77

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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.