Home / 57,358,758.56-79,154,090.19-31,253,490.90

Finding the Fourth Proportional to 57,358,758.56, 79,154,090.19 and 31,253,490.90

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Solution

The fourth proportional to 57,358,758.56, 79,154,090.19 and 31,253,490.90 is: 43,129,274.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,358,758.56 : 79,154,090.19 = 31,253,490.90 : x
  2. Step 2: Convert to fraction form
    57,358,758.56/79,154,090.19 = 31,253,490.90/x
  3. Step 3: Cross multiply
    57,358,758.56x = 79,154,090.19 × 31,253,490.90
  4. Step 4: Simplify right side
    57,358,758.56x = 2,473,841,637,450,944
  5. Step 5: Solve for x
    x = 2,473,841,637,450,944/57,358,758.56
  6. Step 6: Final answer
    x = 43,129,274.41

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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.