Home / 12,176,392.70-18,265,441.26-4,889,851.34

Finding the Fourth Proportional to 12,176,392.70, 18,265,441.26 and 4,889,851.34

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Solution

The fourth proportional to 12,176,392.70, 18,265,441.26 and 4,889,851.34 is: 7,335,119.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176,392.70 : 18,265,441.26 = 4,889,851.34 : x
  2. Step 2: Convert to fraction form
    12,176,392.70/18,265,441.26 = 4,889,851.34/x
  3. Step 3: Cross multiply
    12,176,392.70x = 18,265,441.26 × 4,889,851.34
  4. Step 4: Simplify right side
    12,176,392.70x = 89,315,292,420,902.30
  5. Step 5: Solve for x
    x = 89,315,292,420,902.30/12,176,392.70
  6. Step 6: Final answer
    x = 7,335,119.24

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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.