Home / 57,490,901.16-79,338,644.26-31,386,519.24

Finding the Fourth Proportional to 57,490,901.16, 79,338,644.26 and 31,386,519.24

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Solution

The fourth proportional to 57,490,901.16, 79,338,644.26 and 31,386,519.24 is: 43,314,052.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,490,901.16 : 79,338,644.26 = 31,386,519.24 : x
  2. Step 2: Convert to fraction form
    57,490,901.16/79,338,644.26 = 31,386,519.24/x
  3. Step 3: Cross multiply
    57,490,901.16x = 79,338,644.26 × 31,386,519.24
  4. Step 4: Simplify right side
    57,490,901.16x = 2,490,163,884,542,005.50
  5. Step 5: Solve for x
    x = 2,490,163,884,542,005.50/57,490,901.16
  6. Step 6: Final answer
    x = 43,314,052.04

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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.