Home / 20,953,723.33-28,914,575.02-11,784,594.61

Finding the Fourth Proportional to 20,953,723.33, 28,914,575.02 and 11,784,594.61

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Solution

The fourth proportional to 20,953,723.33, 28,914,575.02 and 11,784,594.61 is: 16,261,861.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,953,723.33 : 28,914,575.02 = 11,784,594.61 : x
  2. Step 2: Convert to fraction form
    20,953,723.33/28,914,575.02 = 11,784,594.61/x
  3. Step 3: Cross multiply
    20,953,723.33x = 28,914,575.02 × 11,784,594.61
  4. Step 4: Simplify right side
    20,953,723.33x = 340,746,544,931,132.62
  5. Step 5: Solve for x
    x = 340,746,544,931,132.62/20,953,723.33
  6. Step 6: Final answer
    x = 16,261,861.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.