Home / 15,978,040.60-23,967,060.90-6,394,898.20

Finding the Fourth Proportional to 15,978,040.60, 23,967,060.90 and 6,394,898.20

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Solution

The fourth proportional to 15,978,040.60, 23,967,060.90 and 6,394,898.20 is: 9,592,347.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,978,040.60 : 23,967,060.90 = 6,394,898.20 : x
  2. Step 2: Convert to fraction form
    15,978,040.60/23,967,060.90 = 6,394,898.20/x
  3. Step 3: Cross multiply
    15,978,040.60x = 23,967,060.90 × 6,394,898.20
  4. Step 4: Simplify right side
    15,978,040.60x = 153,266,914,608,700.38
  5. Step 5: Solve for x
    x = 153,266,914,608,700.38/15,978,040.60
  6. Step 6: Final answer
    x = 9,592,347.30

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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.