Home / 7,244,672.80-10,867,009.20-3,885,440.80

Finding the Fourth Proportional to 7,244,672.80, 10,867,009.20 and 3,885,440.80

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Solution

The fourth proportional to 7,244,672.80, 10,867,009.20 and 3,885,440.80 is: 5,828,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,672.80 : 10,867,009.20 = 3,885,440.80 : x
  2. Step 2: Convert to fraction form
    7,244,672.80/10,867,009.20 = 3,885,440.80/x
  3. Step 3: Cross multiply
    7,244,672.80x = 10,867,009.20 × 3,885,440.80
  4. Step 4: Simplify right side
    7,244,672.80x = 42,223,120,919,655.35
  5. Step 5: Solve for x
    x = 42,223,120,919,655.35/7,244,672.80
  6. Step 6: Final answer
    x = 5,828,161.20

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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.