Home / 57,773,593.11-79,728,521.76-31,312,792.02

Finding the Fourth Proportional to 57,773,593.11, 79,728,521.76 and 31,312,792.02

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Solution

The fourth proportional to 57,773,593.11, 79,728,521.76 and 31,312,792.02 is: 43,212,175.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,773,593.11 : 79,728,521.76 = 31,312,792.02 : x
  2. Step 2: Convert to fraction form
    57,773,593.11/79,728,521.76 = 31,312,792.02/x
  3. Step 3: Cross multiply
    57,773,593.11x = 79,728,521.76 × 31,312,792.02
  4. Step 4: Simplify right side
    57,773,593.11x = 2,496,522,619,932,924.50
  5. Step 5: Solve for x
    x = 2,496,522,619,932,924.50/57,773,593.11
  6. Step 6: Final answer
    x = 43,212,175.07

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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.