Home / 13,204,295.70-19,806,443.55-12,725,998.80

Finding the Fourth Proportional to 13,204,295.70, 19,806,443.55 and 12,725,998.80

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Solution

The fourth proportional to 13,204,295.70, 19,806,443.55 and 12,725,998.80 is: 19,088,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204,295.70 : 19,806,443.55 = 12,725,998.80 : x
  2. Step 2: Convert to fraction form
    13,204,295.70/19,806,443.55 = 12,725,998.80/x
  3. Step 3: Cross multiply
    13,204,295.70x = 19,806,443.55 × 12,725,998.80
  4. Step 4: Simplify right side
    13,204,295.70x = 252,056,776,849,567.75
  5. Step 5: Solve for x
    x = 252,056,776,849,567.75/13,204,295.70
  6. Step 6: Final answer
    x = 19,088,998.20

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Similar ratio
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1.5x scale

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.