Home / 22,342,133.40-33,513,200.10-7,981,416.60

Finding the Fourth Proportional to 22,342,133.40, 33,513,200.10 and 7,981,416.60

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Solution

The fourth proportional to 22,342,133.40, 33,513,200.10 and 7,981,416.60 is: 11,972,124.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,342,133.40 : 33,513,200.10 = 7,981,416.60 : x
  2. Step 2: Convert to fraction form
    22,342,133.40/33,513,200.10 = 7,981,416.60/x
  3. Step 3: Cross multiply
    22,342,133.40x = 33,513,200.10 × 7,981,416.60
  4. Step 4: Simplify right side
    22,342,133.40x = 267,482,811,597,261.66
  5. Step 5: Solve for x
    x = 267,482,811,597,261.66/22,342,133.40
  6. Step 6: Final answer
    x = 11,972,124.90

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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.