Home / 15,986,302.80-22,061,082.30-8,644,118.36

Finding the Fourth Proportional to 15,986,302.80, 22,061,082.30 and 8,644,118.36

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Solution

The fourth proportional to 15,986,302.80, 22,061,082.30 and 8,644,118.36 is: 11,928,874.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,986,302.80 : 22,061,082.30 = 8,644,118.36 : x
  2. Step 2: Convert to fraction form
    15,986,302.80/22,061,082.30 = 8,644,118.36/x
  3. Step 3: Cross multiply
    15,986,302.80x = 22,061,082.30 × 8,644,118.36
  4. Step 4: Simplify right side
    15,986,302.80x = 190,698,606,440,595.62
  5. Step 5: Solve for x
    x = 190,698,606,440,595.62/15,986,302.80
  6. Step 6: Final answer
    x = 11,928,874.91

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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.