Home / 16,806,511.80-25,209,767.70-15,011,422.20

Finding the Fourth Proportional to 16,806,511.80, 25,209,767.70 and 15,011,422.20

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Solution

The fourth proportional to 16,806,511.80, 25,209,767.70 and 15,011,422.20 is: 22,517,133.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,806,511.80 : 25,209,767.70 = 15,011,422.20 : x
  2. Step 2: Convert to fraction form
    16,806,511.80/25,209,767.70 = 15,011,422.20/x
  3. Step 3: Cross multiply
    16,806,511.80x = 25,209,767.70 × 15,011,422.20
  4. Step 4: Simplify right side
    16,806,511.80x = 378,434,466,508,622.94
  5. Step 5: Solve for x
    x = 378,434,466,508,622.94/16,806,511.80
  6. Step 6: Final answer
    x = 22,517,133.30

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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.