Home / 15,978,055.10-23,967,082.65-6,394,912.70

Finding the Fourth Proportional to 15,978,055.10, 23,967,082.65 and 6,394,912.70

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Solution

The fourth proportional to 15,978,055.10, 23,967,082.65 and 6,394,912.70 is: 9,592,369.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,978,055.10 : 23,967,082.65 = 6,394,912.70 : x
  2. Step 2: Convert to fraction form
    15,978,055.10/23,967,082.65 = 6,394,912.70/x
  3. Step 3: Cross multiply
    15,978,055.10x = 23,967,082.65 × 6,394,912.70
  4. Step 4: Simplify right side
    15,978,055.10x = 153,267,401,220,434.66
  5. Step 5: Solve for x
    x = 153,267,401,220,434.66/15,978,055.10
  6. Step 6: Final answer
    x = 9,592,369.05

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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.