Home / 38,326,218.16-57,498,388.92-12,418,476.70

Finding the Fourth Proportional to 38,326,218.16, 57,498,388.92 and 12,418,476.70

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Solution

The fourth proportional to 38,326,218.16, 57,498,388.92 and 12,418,476.70 is: 18,630,651.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,326,218.16 : 57,498,388.92 = 12,418,476.70 : x
  2. Step 2: Convert to fraction form
    38,326,218.16/57,498,388.92 = 12,418,476.70/x
  3. Step 3: Cross multiply
    38,326,218.16x = 57,498,388.92 × 12,418,476.70
  4. Step 4: Simplify right side
    38,326,218.16x = 714,042,403,090,558.12
  5. Step 5: Solve for x
    x = 714,042,403,090,558.12/38,326,218.16
  6. Step 6: Final answer
    x = 18,630,651.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.