Home / 10,103,724.60-15,155,586.90-9,324,277.80

Finding the Fourth Proportional to 10,103,724.60, 15,155,586.90 and 9,324,277.80

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Solution

The fourth proportional to 10,103,724.60, 15,155,586.90 and 9,324,277.80 is: 13,986,416.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103,724.60 : 15,155,586.90 = 9,324,277.80 : x
  2. Step 2: Convert to fraction form
    10,103,724.60/15,155,586.90 = 9,324,277.80/x
  3. Step 3: Cross multiply
    10,103,724.60x = 15,155,586.90 × 9,324,277.80
  4. Step 4: Simplify right side
    10,103,724.60x = 141,314,902,477,640.84
  5. Step 5: Solve for x
    x = 141,314,902,477,640.84/10,103,724.60
  6. Step 6: Final answer
    x = 13,986,416.70

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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.