Home / 11,304,372.28-15,603,546.30-8,985,379.66

Finding the Fourth Proportional to 11,304,372.28, 15,603,546.30 and 8,985,379.66

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Solution

The fourth proportional to 11,304,372.28, 15,603,546.30 and 8,985,379.66 is: 12,402,615.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,304,372.28 : 15,603,546.30 = 8,985,379.66 : x
  2. Step 2: Convert to fraction form
    11,304,372.28/15,603,546.30 = 8,985,379.66/x
  3. Step 3: Cross multiply
    11,304,372.28x = 15,603,546.30 × 8,985,379.66
  4. Step 4: Simplify right side
    11,304,372.28x = 140,203,787,547,888.27
  5. Step 5: Solve for x
    x = 140,203,787,547,888.27/11,304,372.28
  6. Step 6: Final answer
    x = 12,402,615.91

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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.