Home / 60,431,592.62-90,647,275.64-18,935,645.76

Finding the Fourth Proportional to 60,431,592.62, 90,647,275.64 and 18,935,645.76

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Solution

The fourth proportional to 60,431,592.62, 90,647,275.64 and 18,935,645.76 is: 28,403,433.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,431,592.62 : 90,647,275.64 = 18,935,645.76 : x
  2. Step 2: Convert to fraction form
    60,431,592.62/90,647,275.64 = 18,935,645.76/x
  3. Step 3: Cross multiply
    60,431,592.62x = 90,647,275.64 × 18,935,645.76
  4. Step 4: Simplify right side
    60,431,592.62x = 1,716,464,700,533,439.25
  5. Step 5: Solve for x
    x = 1,716,464,700,533,439.25/60,431,592.62
  6. Step 6: Final answer
    x = 28,403,433.14

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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.