Home / 10,103,725.60-15,155,588.40-9,324,278.80

Finding the Fourth Proportional to 10,103,725.60, 15,155,588.40 and 9,324,278.80

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Solution

The fourth proportional to 10,103,725.60, 15,155,588.40 and 9,324,278.80 is: 13,986,418.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103,725.60 : 15,155,588.40 = 9,324,278.80 : x
  2. Step 2: Convert to fraction form
    10,103,725.60/15,155,588.40 = 9,324,278.80/x
  3. Step 3: Cross multiply
    10,103,725.60x = 15,155,588.40 × 9,324,278.80
  4. Step 4: Simplify right side
    10,103,725.60x = 141,314,931,619,645.94
  5. Step 5: Solve for x
    x = 141,314,931,619,645.94/10,103,725.60
  6. Step 6: Final answer
    x = 13,986,418.20

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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.