Home / 13,904,105.45-20,856,158.18-11,804,585.45

Finding the Fourth Proportional to 13,904,105.45, 20,856,158.18 and 11,804,585.45

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Solution

The fourth proportional to 13,904,105.45, 20,856,158.18 and 11,804,585.45 is: 17,706,878.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,904,105.45 : 20,856,158.18 = 11,804,585.45 : x
  2. Step 2: Convert to fraction form
    13,904,105.45/20,856,158.18 = 11,804,585.45/x
  3. Step 3: Cross multiply
    13,904,105.45x = 20,856,158.18 × 11,804,585.45
  4. Step 4: Simplify right side
    13,904,105.45x = 246,198,301,394,526.47
  5. Step 5: Solve for x
    x = 246,198,301,394,526.47/13,904,105.45
  6. Step 6: Final answer
    x = 17,706,878.18

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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.