Home / 8,393,954.40-12,590,931.60-7,694,114.40

Finding the Fourth Proportional to 8,393,954.40, 12,590,931.60 and 7,694,114.40

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Solution

The fourth proportional to 8,393,954.40, 12,590,931.60 and 7,694,114.40 is: 11,541,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,393,954.40 : 12,590,931.60 = 7,694,114.40 : x
  2. Step 2: Convert to fraction form
    8,393,954.40/12,590,931.60 = 7,694,114.40/x
  3. Step 3: Cross multiply
    8,393,954.40x = 12,590,931.60 × 7,694,114.40
  4. Step 4: Simplify right side
    8,393,954.40x = 96,876,068,132,975.05
  5. Step 5: Solve for x
    x = 96,876,068,132,975.05/8,393,954.40
  6. Step 6: Final answer
    x = 11,541,171.60

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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.