Home / 75,327,732.89-112,772,099.69-55,982,616.18

Finding the Fourth Proportional to 75,327,732.89, 112,772,099.69 and 55,982,616.18

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Solution

The fourth proportional to 75,327,732.89, 112,772,099.69 and 55,982,616.18 is: 83,810,794.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,327,732.89 : 112,772,099.69 = 55,982,616.18 : x
  2. Step 2: Convert to fraction form
    75,327,732.89/112,772,099.69 = 55,982,616.18/x
  3. Step 3: Cross multiply
    75,327,732.89x = 112,772,099.69 × 55,982,616.18
  4. Step 4: Simplify right side
    75,327,732.89x = 6,313,277,172,478,054
  5. Step 5: Solve for x
    x = 6,313,277,172,478,054/75,327,732.89
  6. Step 6: Final answer
    x = 83,810,794.92

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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.