Home / 9,959,689.08-13,744,401.96-5,774,189.78

Finding the Fourth Proportional to 9,959,689.08, 13,744,401.96 and 5,774,189.78

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Solution

The fourth proportional to 9,959,689.08, 13,744,401.96 and 5,774,189.78 is: 7,968,399.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,959,689.08 : 13,744,401.96 = 5,774,189.78 : x
  2. Step 2: Convert to fraction form
    9,959,689.08/13,744,401.96 = 5,774,189.78/x
  3. Step 3: Cross multiply
    9,959,689.08x = 13,744,401.96 × 5,774,189.78
  4. Step 4: Simplify right side
    9,959,689.08x = 79,362,785,260,921.97
  5. Step 5: Solve for x
    x = 79,362,785,260,921.97/9,959,689.08
  6. Step 6: Final answer
    x = 7,968,399.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.