Home / 11,664,053.10-17,496,079.65-7,129,089.90

Finding the Fourth Proportional to 11,664,053.10, 17,496,079.65 and 7,129,089.90

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Solution

The fourth proportional to 11,664,053.10, 17,496,079.65 and 7,129,089.90 is: 10,693,634.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664,053.10 : 17,496,079.65 = 7,129,089.90 : x
  2. Step 2: Convert to fraction form
    11,664,053.10/17,496,079.65 = 7,129,089.90/x
  3. Step 3: Cross multiply
    11,664,053.10x = 17,496,079.65 × 7,129,089.90
  4. Step 4: Simplify right side
    11,664,053.10x = 124,731,124,722,410.53
  5. Step 5: Solve for x
    x = 124,731,124,722,410.53/11,664,053.10
  6. Step 6: Final answer
    x = 10,693,634.85

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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.