Home / 18,708,119.49-28,062,959.72-5,928,341.25

Finding the Fourth Proportional to 18,708,119.49, 28,062,959.72 and 5,928,341.25

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Solution

The fourth proportional to 18,708,119.49, 28,062,959.72 and 5,928,341.25 is: 8,892,759.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,708,119.49 : 28,062,959.72 = 5,928,341.25 : x
  2. Step 2: Convert to fraction form
    18,708,119.49/28,062,959.72 = 5,928,341.25/x
  3. Step 3: Cross multiply
    18,708,119.49x = 28,062,959.72 × 5,928,341.25
  4. Step 4: Simplify right side
    18,708,119.49x = 166,366,801,675,522.75
  5. Step 5: Solve for x
    x = 166,366,801,675,522.75/18,708,119.49
  6. Step 6: Final answer
    x = 8,892,759.20

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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.