Home / 18,443,941.40-27,665,912.10-13,058,672.60

Finding the Fourth Proportional to 18,443,941.40, 27,665,912.10 and 13,058,672.60

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Solution

The fourth proportional to 18,443,941.40, 27,665,912.10 and 13,058,672.60 is: 19,588,008.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,443,941.40 : 27,665,912.10 = 13,058,672.60 : x
  2. Step 2: Convert to fraction form
    18,443,941.40/27,665,912.10 = 13,058,672.60/x
  3. Step 3: Cross multiply
    18,443,941.40x = 27,665,912.10 × 13,058,672.60
  4. Step 4: Simplify right side
    18,443,941.40x = 361,280,088,294,278.50
  5. Step 5: Solve for x
    x = 361,280,088,294,278.50/18,443,941.40
  6. Step 6: Final answer
    x = 19,588,008.90

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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.