Home / 15,917,400.85-23,881,148.11-5,682,041.28

Finding the Fourth Proportional to 15,917,400.85, 23,881,148.11 and 5,682,041.28

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Solution

The fourth proportional to 15,917,400.85, 23,881,148.11 and 5,682,041.28 is: 8,524,863.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917,400.85 : 23,881,148.11 = 5,682,041.28 : x
  2. Step 2: Convert to fraction form
    15,917,400.85/23,881,148.11 = 5,682,041.28/x
  3. Step 3: Cross multiply
    15,917,400.85x = 23,881,148.11 × 5,682,041.28
  4. Step 4: Simplify right side
    15,917,400.85x = 135,693,669,465,062.55
  5. Step 5: Solve for x
    x = 135,693,669,465,062.55/15,917,400.85
  6. Step 6: Final answer
    x = 8,524,863.50

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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.