Home / 57,787,551.72-79,746,927.96-31,325,823.72

Finding the Fourth Proportional to 57,787,551.72, 79,746,927.96 and 31,325,823.72

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Solution

The fourth proportional to 57,787,551.72, 79,746,927.96 and 31,325,823.72 is: 43,229,694.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,787,551.72 : 79,746,927.96 = 31,325,823.72 : x
  2. Step 2: Convert to fraction form
    57,787,551.72/79,746,927.96 = 31,325,823.72/x
  3. Step 3: Cross multiply
    57,787,551.72x = 79,746,927.96 × 31,325,823.72
  4. Step 4: Simplify right side
    57,787,551.72x = 2,498,138,207,486,499
  5. Step 5: Solve for x
    x = 2,498,138,207,486,499/57,787,551.72
  6. Step 6: Final answer
    x = 43,229,694.51

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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.