Home / 13,694,426.60-20,541,639.90-8,011,725.80

Finding the Fourth Proportional to 13,694,426.60, 20,541,639.90 and 8,011,725.80

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Solution

The fourth proportional to 13,694,426.60, 20,541,639.90 and 8,011,725.80 is: 12,017,588.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,694,426.60 : 20,541,639.90 = 8,011,725.80 : x
  2. Step 2: Convert to fraction form
    13,694,426.60/20,541,639.90 = 8,011,725.80/x
  3. Step 3: Cross multiply
    13,694,426.60x = 20,541,639.90 × 8,011,725.80
  4. Step 4: Simplify right side
    13,694,426.60x = 164,573,986,361,139.41
  5. Step 5: Solve for x
    x = 164,573,986,361,139.41/13,694,426.60
  6. Step 6: Final answer
    x = 12,017,588.70

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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.