Home / 60,431,593.62-90,647,277.13-18,935,646.76

Finding the Fourth Proportional to 60,431,593.62, 90,647,277.13 and 18,935,646.76

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Solution

The fourth proportional to 60,431,593.62, 90,647,277.13 and 18,935,646.76 is: 28,403,434.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,431,593.62 : 90,647,277.13 = 18,935,646.76 : x
  2. Step 2: Convert to fraction form
    60,431,593.62/90,647,277.13 = 18,935,646.76/x
  3. Step 3: Cross multiply
    60,431,593.62x = 90,647,277.13 × 18,935,646.76
  4. Step 4: Simplify right side
    60,431,593.62x = 1,716,464,819,489,506.75
  5. Step 5: Solve for x
    x = 1,716,464,819,489,506.75/60,431,593.62
  6. Step 6: Final answer
    x = 28,403,434.64

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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.