Home / 10,863,297.72-14,985,116.33-6,781,830.84

Finding the Fourth Proportional to 10,863,297.72, 14,985,116.33 and 6,781,830.84

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Solution

The fourth proportional to 10,863,297.72, 14,985,116.33 and 6,781,830.84 is: 9,355,034.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863,297.72 : 14,985,116.33 = 6,781,830.84 : x
  2. Step 2: Convert to fraction form
    10,863,297.72/14,985,116.33 = 6,781,830.84/x
  3. Step 3: Cross multiply
    10,863,297.72x = 14,985,116.33 × 6,781,830.84
  4. Step 4: Simplify right side
    10,863,297.72x = 101,626,524,067,781.61
  5. Step 5: Solve for x
    x = 101,626,524,067,781.61/10,863,297.72
  6. Step 6: Final answer
    x = 9,355,034.42

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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.