Home / 12,769,353.17-17,622,082.20-6,968,509.31

Finding the Fourth Proportional to 12,769,353.17, 17,622,082.20 and 6,968,509.31

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Solution

The fourth proportional to 12,769,353.17, 17,622,082.20 and 6,968,509.31 is: 9,616,747.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,769,353.17 : 17,622,082.20 = 6,968,509.31 : x
  2. Step 2: Convert to fraction form
    12,769,353.17/17,622,082.20 = 6,968,509.31/x
  3. Step 3: Cross multiply
    12,769,353.17x = 17,622,082.20 × 6,968,509.31
  4. Step 4: Simplify right side
    12,769,353.17x = 122,799,643,784,174.86
  5. Step 5: Solve for x
    x = 122,799,643,784,174.86/12,769,353.17
  6. Step 6: Final answer
    x = 9,616,747.39

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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.