Home / 12,735,999.60-19,103,999.40-10,216,575.60

Finding the Fourth Proportional to 12,735,999.60, 19,103,999.40 and 10,216,575.60

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Solution

The fourth proportional to 12,735,999.60, 19,103,999.40 and 10,216,575.60 is: 15,324,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,735,999.60 : 19,103,999.40 = 10,216,575.60 : x
  2. Step 2: Convert to fraction form
    12,735,999.60/19,103,999.40 = 10,216,575.60/x
  3. Step 3: Cross multiply
    12,735,999.60x = 19,103,999.40 × 10,216,575.60
  4. Step 4: Simplify right side
    12,735,999.60x = 195,177,454,132,454.62
  5. Step 5: Solve for x
    x = 195,177,454,132,454.62/12,735,999.60
  6. Step 6: Final answer
    x = 15,324,863.40

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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.