Home / 38,447,999.40-57,671,999.10-36,747,388.20

Finding the Fourth Proportional to 38,447,999.40, 57,671,999.10 and 36,747,388.20

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Solution

The fourth proportional to 38,447,999.40, 57,671,999.10 and 36,747,388.20 is: 55,121,082.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,447,999.40 : 57,671,999.10 = 36,747,388.20 : x
  2. Step 2: Convert to fraction form
    38,447,999.40/57,671,999.10 = 36,747,388.20/x
  3. Step 3: Cross multiply
    38,447,999.40x = 57,671,999.10 × 36,747,388.20
  4. Step 4: Simplify right side
    38,447,999.40x = 2,119,295,339,197,750.75
  5. Step 5: Solve for x
    x = 2,119,295,339,197,750.75/38,447,999.40
  6. Step 6: Final answer
    x = 55,121,082.30

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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.