Home / 4,920,532.11-7,374,814.34-3,481,630.18

Finding the Fourth Proportional to 4,920,532.11, 7,374,814.34 and 3,481,630.18

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Solution

The fourth proportional to 4,920,532.11, 7,374,814.34 and 3,481,630.18 is: 5,218,211.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,532.11 : 7,374,814.34 = 3,481,630.18 : x
  2. Step 2: Convert to fraction form
    4,920,532.11/7,374,814.34 = 3,481,630.18/x
  3. Step 3: Cross multiply
    4,920,532.11x = 7,374,814.34 × 3,481,630.18
  4. Step 4: Simplify right side
    4,920,532.11x = 25,676,376,178,040.78
  5. Step 5: Solve for x
    x = 25,676,376,178,040.78/4,920,532.11
  6. Step 6: Final answer
    x = 5,218,211.28

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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.