Home / 13,432,896.30-20,149,344.45-8,058,125.10

Finding the Fourth Proportional to 13,432,896.30, 20,149,344.45 and 8,058,125.10

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Solution

The fourth proportional to 13,432,896.30, 20,149,344.45 and 8,058,125.10 is: 12,087,187.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,432,896.30 : 20,149,344.45 = 8,058,125.10 : x
  2. Step 2: Convert to fraction form
    13,432,896.30/20,149,344.45 = 8,058,125.10/x
  3. Step 3: Cross multiply
    13,432,896.30x = 20,149,344.45 × 8,058,125.10
  4. Step 4: Simplify right side
    13,432,896.30x = 162,365,938,261,090.69
  5. Step 5: Solve for x
    x = 162,365,938,261,090.69/13,432,896.30
  6. Step 6: Final answer
    x = 12,087,187.65

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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.