Home / 23,132,670.30-31,923,272.79-12,819,563.10

Finding the Fourth Proportional to 23,132,670.30, 31,923,272.79 and 12,819,563.10

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Solution

The fourth proportional to 23,132,670.30, 31,923,272.79 and 12,819,563.10 is: 17,691,101.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,132,670.30 : 31,923,272.79 = 12,819,563.10 : x
  2. Step 2: Convert to fraction form
    23,132,670.30/31,923,272.79 = 12,819,563.10/x
  3. Step 3: Cross multiply
    23,132,670.30x = 31,923,272.79 × 12,819,563.10
  4. Step 4: Simplify right side
    23,132,670.30x = 409,242,409,889,918
  5. Step 5: Solve for x
    x = 409,242,409,889,918/23,132,670.30
  6. Step 6: Final answer
    x = 17,691,101.14

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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.