Home / 15,554,811.80-23,332,217.70-13,427,298.20

Finding the Fourth Proportional to 15,554,811.80, 23,332,217.70 and 13,427,298.20

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Solution

The fourth proportional to 15,554,811.80, 23,332,217.70 and 13,427,298.20 is: 20,140,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554,811.80 : 23,332,217.70 = 13,427,298.20 : x
  2. Step 2: Convert to fraction form
    15,554,811.80/23,332,217.70 = 13,427,298.20/x
  3. Step 3: Cross multiply
    15,554,811.80x = 23,332,217.70 × 13,427,298.20
  4. Step 4: Simplify right side
    15,554,811.80x = 313,288,644,725,218.12
  5. Step 5: Solve for x
    x = 313,288,644,725,218.12/15,554,811.80
  6. Step 6: Final answer
    x = 20,140,947.30

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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.