Home / 11,439,218.32-17,158,802.87-7,182,375.91

Finding the Fourth Proportional to 11,439,218.32, 17,158,802.87 and 7,182,375.91

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Solution

The fourth proportional to 11,439,218.32, 17,158,802.87 and 7,182,375.91 is: 10,773,548.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,439,218.32 : 17,158,802.87 = 7,182,375.91 : x
  2. Step 2: Convert to fraction form
    11,439,218.32/17,158,802.87 = 7,182,375.91/x
  3. Step 3: Cross multiply
    11,439,218.32x = 17,158,802.87 × 7,182,375.91
  4. Step 4: Simplify right side
    11,439,218.32x = 123,240,972,352,985.78
  5. Step 5: Solve for x
    x = 123,240,972,352,985.78/11,439,218.32
  6. Step 6: Final answer
    x = 10,773,548.41

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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.