Home / 10,964,734-15,138,195.24-7,046,079.28

Finding the Fourth Proportional to 10,964,734, 15,138,195.24 and 7,046,079.28

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Solution

The fourth proportional to 10,964,734, 15,138,195.24 and 7,046,079.28 is: 9,727,999.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,964,734 : 15,138,195.24 = 7,046,079.28 : x
  2. Step 2: Convert to fraction form
    10,964,734/15,138,195.24 = 7,046,079.28/x
  3. Step 3: Cross multiply
    10,964,734x = 15,138,195.24 × 7,046,079.28
  4. Step 4: Simplify right side
    10,964,734x = 106,664,923,817,158.62
  5. Step 5: Solve for x
    x = 106,664,923,817,158.62/10,964,734
  6. Step 6: Final answer
    x = 9,727,999.22

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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.