Home / 14,587,138.44-20,131,463.16-8,062,041.60

Finding the Fourth Proportional to 14,587,138.44, 20,131,463.16 and 8,062,041.60

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Solution

The fourth proportional to 14,587,138.44, 20,131,463.16 and 8,062,041.60 is: 11,126,287.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,587,138.44 : 20,131,463.16 = 8,062,041.60 : x
  2. Step 2: Convert to fraction form
    14,587,138.44/20,131,463.16 = 8,062,041.60/x
  3. Step 3: Cross multiply
    14,587,138.44x = 20,131,463.16 × 8,062,041.60
  4. Step 4: Simplify right side
    14,587,138.44x = 162,300,693,464,787.44
  5. Step 5: Solve for x
    x = 162,300,693,464,787.44/14,587,138.44
  6. Step 6: Final answer
    x = 11,126,287.32

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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.