Home / 20,784,002.30-31,176,003.45-17,051,522.30

Finding the Fourth Proportional to 20,784,002.30, 31,176,003.45 and 17,051,522.30

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Solution

The fourth proportional to 20,784,002.30, 31,176,003.45 and 17,051,522.30 is: 25,577,283.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,784,002.30 : 31,176,003.45 = 17,051,522.30 : x
  2. Step 2: Convert to fraction form
    20,784,002.30/31,176,003.45 = 17,051,522.30/x
  3. Step 3: Cross multiply
    20,784,002.30x = 31,176,003.45 × 17,051,522.30
  4. Step 4: Simplify right side
    20,784,002.30x = 531,598,318,052,551.94
  5. Step 5: Solve for x
    x = 531,598,318,052,551.94/20,784,002.30
  6. Step 6: Final answer
    x = 25,577,283.45

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Double scale
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Similar ratio
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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.