Home / 7,128,711.60-10,693,067.40-2,336,557.20

Finding the Fourth Proportional to 7,128,711.60, 10,693,067.40 and 2,336,557.20

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Solution

The fourth proportional to 7,128,711.60, 10,693,067.40 and 2,336,557.20 is: 3,504,835.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,128,711.60 : 10,693,067.40 = 2,336,557.20 : x
  2. Step 2: Convert to fraction form
    7,128,711.60/10,693,067.40 = 2,336,557.20/x
  3. Step 3: Cross multiply
    7,128,711.60x = 10,693,067.40 × 2,336,557.20
  4. Step 4: Simplify right side
    7,128,711.60x = 24,984,963,623,555.28
  5. Step 5: Solve for x
    x = 24,984,963,623,555.28/7,128,711.60
  6. Step 6: Final answer
    x = 3,504,835.80

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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.