Home / 20,441,617.92-30,683,694.24-15,056,349.12

Finding the Fourth Proportional to 20,441,617.92, 30,683,694.24 and 15,056,349.12

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Solution

The fourth proportional to 20,441,617.92, 30,683,694.24 and 15,056,349.12 is: 22,600,188.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,441,617.92 : 30,683,694.24 = 15,056,349.12 : x
  2. Step 2: Convert to fraction form
    20,441,617.92/30,683,694.24 = 15,056,349.12/x
  3. Step 3: Cross multiply
    20,441,617.92x = 30,683,694.24 × 15,056,349.12
  4. Step 4: Simplify right side
    20,441,617.92x = 461,984,412,768,773
  5. Step 5: Solve for x
    x = 461,984,412,768,773/20,441,617.92
  6. Step 6: Final answer
    x = 22,600,188.23

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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.