Home / 28,812,497.80-39,764,676.18-16,591,736.20

Finding the Fourth Proportional to 28,812,497.80, 39,764,676.18 and 16,591,736.20

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Solution

The fourth proportional to 28,812,497.80, 39,764,676.18 and 16,591,736.20 is: 22,898,570.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,812,497.80 : 39,764,676.18 = 16,591,736.20 : x
  2. Step 2: Convert to fraction form
    28,812,497.80/39,764,676.18 = 16,591,736.20/x
  3. Step 3: Cross multiply
    28,812,497.80x = 39,764,676.18 × 16,591,736.20
  4. Step 4: Simplify right side
    28,812,497.80x = 659,765,017,256,983.62
  5. Step 5: Solve for x
    x = 659,765,017,256,983.62/28,812,497.80
  6. Step 6: Final answer
    x = 22,898,570.68

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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.