Home / 7,432,489.60-11,145,969.60-2,943,836.80

Finding the Fourth Proportional to 7,432,489.60, 11,145,969.60 and 2,943,836.80

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Solution

The fourth proportional to 7,432,489.60, 11,145,969.60 and 2,943,836.80 is: 4,414,660.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432,489.60 : 11,145,969.60 = 2,943,836.80 : x
  2. Step 2: Convert to fraction form
    7,432,489.60/11,145,969.60 = 2,943,836.80/x
  3. Step 3: Cross multiply
    7,432,489.60x = 11,145,969.60 × 2,943,836.80
  4. Step 4: Simplify right side
    7,432,489.60x = 32,811,915,480,161.28
  5. Step 5: Solve for x
    x = 32,811,915,480,161.28/7,432,489.60
  6. Step 6: Final answer
    x = 4,414,660.13

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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.