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Finding the Fourth Proportional to 7,773,114.40, 11,659,671.60 and 6,954,301.60

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Solution

The fourth proportional to 7,773,114.40, 11,659,671.60 and 6,954,301.60 is: 10,431,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,773,114.40 : 11,659,671.60 = 6,954,301.60 : x
  2. Step 2: Convert to fraction form
    7,773,114.40/11,659,671.60 = 6,954,301.60/x
  3. Step 3: Cross multiply
    7,773,114.40x = 11,659,671.60 × 6,954,301.60
  4. Step 4: Simplify right side
    7,773,114.40x = 81,084,872,863,354.55
  5. Step 5: Solve for x
    x = 81,084,872,863,354.55/7,773,114.40
  6. Step 6: Final answer
    x = 10,431,452.40

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Similar ratio
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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.