Home / 57,358,258.60-79,154,408.25-31,252,776.43

Finding the Fourth Proportional to 57,358,258.60, 79,154,408.25 and 31,252,776.43

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Solution

The fourth proportional to 57,358,258.60, 79,154,408.25 and 31,252,776.43 is: 43,128,837.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,358,258.60 : 79,154,408.25 = 31,252,776.43 : x
  2. Step 2: Convert to fraction form
    57,358,258.60/79,154,408.25 = 31,252,776.43/x
  3. Step 3: Cross multiply
    57,358,258.60x = 79,154,408.25 × 31,252,776.43
  4. Step 4: Simplify right side
    57,358,258.60x = 2,473,795,024,486,197.50
  5. Step 5: Solve for x
    x = 2,473,795,024,486,197.50/57,358,258.60
  6. Step 6: Final answer
    x = 43,128,837.68

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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.