Home / 9,405,334.28-12,979,193.22-5,275,374.28

Finding the Fourth Proportional to 9,405,334.28, 12,979,193.22 and 5,275,374.28

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Solution

The fourth proportional to 9,405,334.28, 12,979,193.22 and 5,275,374.28 is: 7,279,922.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405,334.28 : 12,979,193.22 = 5,275,374.28 : x
  2. Step 2: Convert to fraction form
    9,405,334.28/12,979,193.22 = 5,275,374.28/x
  3. Step 3: Cross multiply
    9,405,334.28x = 12,979,193.22 × 5,275,374.28
  4. Step 4: Simplify right side
    9,405,334.28x = 68,470,102,087,938.39
  5. Step 5: Solve for x
    x = 68,470,102,087,938.39/9,405,334.28
  6. Step 6: Final answer
    x = 7,279,922.23

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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.