Home / 13,902,954.80-20,854,432.20-9,651,426.80

Finding the Fourth Proportional to 13,902,954.80, 20,854,432.20 and 9,651,426.80

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Solution

The fourth proportional to 13,902,954.80, 20,854,432.20 and 9,651,426.80 is: 14,477,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902,954.80 : 20,854,432.20 = 9,651,426.80 : x
  2. Step 2: Convert to fraction form
    13,902,954.80/20,854,432.20 = 9,651,426.80/x
  3. Step 3: Cross multiply
    13,902,954.80x = 20,854,432.20 × 9,651,426.80
  4. Step 4: Simplify right side
    13,902,954.80x = 201,275,025,833,862.97
  5. Step 5: Solve for x
    x = 201,275,025,833,862.97/13,902,954.80
  6. Step 6: Final answer
    x = 14,477,140.20

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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.