Home / 10,971,424.80-16,455,079.70-5,505,051.88

Finding the Fourth Proportional to 10,971,424.80, 16,455,079.70 and 5,505,051.88

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Solution

The fourth proportional to 10,971,424.80, 16,455,079.70 and 5,505,051.88 is: 8,256,545.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,971,424.80 : 16,455,079.70 = 5,505,051.88 : x
  2. Step 2: Convert to fraction form
    10,971,424.80/16,455,079.70 = 5,505,051.88/x
  3. Step 3: Cross multiply
    10,971,424.80x = 16,455,079.70 × 5,505,051.88
  4. Step 4: Simplify right side
    10,971,424.80x = 90,586,067,438,034.83
  5. Step 5: Solve for x
    x = 90,586,067,438,034.83/10,971,424.80
  6. Step 6: Final answer
    x = 8,256,545.44

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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.