Home / 11,649,272.76-17,472,728.16-3,128,502.06

Finding the Fourth Proportional to 11,649,272.76, 17,472,728.16 and 3,128,502.06

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Solution

The fourth proportional to 11,649,272.76, 17,472,728.16 and 3,128,502.06 is: 4,692,435.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,649,272.76 : 17,472,728.16 = 3,128,502.06 : x
  2. Step 2: Convert to fraction form
    11,649,272.76/17,472,728.16 = 3,128,502.06/x
  3. Step 3: Cross multiply
    11,649,272.76x = 17,472,728.16 × 3,128,502.06
  4. Step 4: Simplify right side
    11,649,272.76x = 54,663,466,042,380.01
  5. Step 5: Solve for x
    x = 54,663,466,042,380.01/11,649,272.76
  6. Step 6: Final answer
    x = 4,692,435.93

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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.