Home / 20,916,587.98-31,376,689.44-5,770,519.48

Finding the Fourth Proportional to 20,916,587.98, 31,376,689.44 and 5,770,519.48

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Solution

The fourth proportional to 20,916,587.98, 31,376,689.44 and 5,770,519.48 is: 8,656,277.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,916,587.98 : 31,376,689.44 = 5,770,519.48 : x
  2. Step 2: Convert to fraction form
    20,916,587.98/31,376,689.44 = 5,770,519.48/x
  3. Step 3: Cross multiply
    20,916,587.98x = 31,376,689.44 × 5,770,519.48
  4. Step 4: Simplify right side
    20,916,587.98x = 181,059,797,631,430.31
  5. Step 5: Solve for x
    x = 181,059,797,631,430.31/20,916,587.98
  6. Step 6: Final answer
    x = 8,656,277.87

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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.