Home / 17,006,419.60-25,509,629.40-8,503,363.60

Finding the Fourth Proportional to 17,006,419.60, 25,509,629.40 and 8,503,363.60

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Solution

The fourth proportional to 17,006,419.60, 25,509,629.40 and 8,503,363.60 is: 12,755,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,006,419.60 : 25,509,629.40 = 8,503,363.60 : x
  2. Step 2: Convert to fraction form
    17,006,419.60/25,509,629.40 = 8,503,363.60/x
  3. Step 3: Cross multiply
    17,006,419.60x = 25,509,629.40 × 8,503,363.60
  4. Step 4: Simplify right side
    17,006,419.60x = 216,917,654,089,449.81
  5. Step 5: Solve for x
    x = 216,917,654,089,449.81/17,006,419.60
  6. Step 6: Final answer
    x = 12,755,045.40

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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.