Home / 43,439,446.54-65,127,577.57-20,398,508.29

Finding the Fourth Proportional to 43,439,446.54, 65,127,577.57 and 20,398,508.29

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Solution

The fourth proportional to 43,439,446.54, 65,127,577.57 and 20,398,508.29 is: 30,582,927.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,439,446.54 : 65,127,577.57 = 20,398,508.29 : x
  2. Step 2: Convert to fraction form
    43,439,446.54/65,127,577.57 = 20,398,508.29/x
  3. Step 3: Cross multiply
    43,439,446.54x = 65,127,577.57 × 20,398,508.29
  4. Step 4: Simplify right side
    43,439,446.54x = 1,328,505,430,969,263
  5. Step 5: Solve for x
    x = 1,328,505,430,969,263/43,439,446.54
  6. Step 6: Final answer
    x = 30,582,927.20

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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.