Home / 55,544,581.28-76,650,666-31,099,170.08

Finding the Fourth Proportional to 55,544,581.28, 76,650,666 and 31,099,170.08

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Solution

The fourth proportional to 55,544,581.28, 76,650,666 and 31,099,170.08 is: 42,916,375.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,544,581.28 : 76,650,666 = 31,099,170.08 : x
  2. Step 2: Convert to fraction form
    55,544,581.28/76,650,666 = 31,099,170.08/x
  3. Step 3: Cross multiply
    55,544,581.28x = 76,650,666 × 31,099,170.08
  4. Step 4: Simplify right side
    55,544,581.28x = 2,383,772,098,679,273
  5. Step 5: Solve for x
    x = 2,383,772,098,679,273/55,544,581.28
  6. Step 6: Final answer
    x = 42,916,375.35

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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.