Home / 13,732,002.30-20,598,003.45-7,984,566.30

Finding the Fourth Proportional to 13,732,002.30, 20,598,003.45 and 7,984,566.30

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Solution

The fourth proportional to 13,732,002.30, 20,598,003.45 and 7,984,566.30 is: 11,976,849.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,732,002.30 : 20,598,003.45 = 7,984,566.30 : x
  2. Step 2: Convert to fraction form
    13,732,002.30/20,598,003.45 = 7,984,566.30/x
  3. Step 3: Cross multiply
    13,732,002.30x = 20,598,003.45 × 7,984,566.30
  4. Step 4: Simplify right side
    13,732,002.30x = 164,466,124,194,153.72
  5. Step 5: Solve for x
    x = 164,466,124,194,153.72/13,732,002.30
  6. Step 6: Final answer
    x = 11,976,849.45

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Double scale
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Similar ratio
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1.5x scale

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.