Home / 20,259,508.19-30,389,334.03-4,906,808.15

Finding the Fourth Proportional to 20,259,508.19, 30,389,334.03 and 4,906,808.15

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Solution

The fourth proportional to 20,259,508.19, 30,389,334.03 and 4,906,808.15 is: 7,360,229.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,259,508.19 : 30,389,334.03 = 4,906,808.15 : x
  2. Step 2: Convert to fraction form
    20,259,508.19/30,389,334.03 = 4,906,808.15/x
  3. Step 3: Cross multiply
    20,259,508.19x = 30,389,334.03 × 4,906,808.15
  4. Step 4: Simplify right side
    20,259,508.19x = 149,114,631,739,529.66
  5. Step 5: Solve for x
    x = 149,114,631,739,529.66/20,259,508.19
  6. Step 6: Final answer
    x = 7,360,229.60

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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.