Home / 57,312,565.68-79,091,003.73-31,207,021.02

Finding the Fourth Proportional to 57,312,565.68, 79,091,003.73 and 31,207,021.02

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Solution

The fourth proportional to 57,312,565.68, 79,091,003.73 and 31,207,021.02 is: 43,065,505.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,312,565.68 : 79,091,003.73 = 31,207,021.02 : x
  2. Step 2: Convert to fraction form
    57,312,565.68/79,091,003.73 = 31,207,021.02/x
  3. Step 3: Cross multiply
    57,312,565.68x = 79,091,003.73 × 31,207,021.02
  4. Step 4: Simplify right side
    57,312,565.68x = 2,468,194,615,895,008.50
  5. Step 5: Solve for x
    x = 2,468,194,615,895,008.50/57,312,565.68
  6. Step 6: Final answer
    x = 43,065,505.56

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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.