Home / 13,941,826.46-19,241,219.68-8,438,230.10

Finding the Fourth Proportional to 13,941,826.46, 19,241,219.68 and 8,438,230.10

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Solution

The fourth proportional to 13,941,826.46, 19,241,219.68 and 8,438,230.10 is: 11,645,664.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941,826.46 : 19,241,219.68 = 8,438,230.10 : x
  2. Step 2: Convert to fraction form
    13,941,826.46/19,241,219.68 = 8,438,230.10/x
  3. Step 3: Cross multiply
    13,941,826.46x = 19,241,219.68 × 8,438,230.10
  4. Step 4: Simplify right side
    13,941,826.46x = 162,361,838,947,186.69
  5. Step 5: Solve for x
    x = 162,361,838,947,186.69/13,941,826.46
  6. Step 6: Final answer
    x = 11,645,664.90

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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.