Home / 6,674,013.60-10,011,020.40-3,640,207.20

Finding the Fourth Proportional to 6,674,013.60, 10,011,020.40 and 3,640,207.20

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Solution

The fourth proportional to 6,674,013.60, 10,011,020.40 and 3,640,207.20 is: 5,460,310.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,674,013.60 : 10,011,020.40 = 3,640,207.20 : x
  2. Step 2: Convert to fraction form
    6,674,013.60/10,011,020.40 = 3,640,207.20/x
  3. Step 3: Cross multiply
    6,674,013.60x = 10,011,020.40 × 3,640,207.20
  4. Step 4: Simplify right side
    6,674,013.60x = 36,442,188,539,426.88
  5. Step 5: Solve for x
    x = 36,442,188,539,426.88/6,674,013.60
  6. Step 6: Final answer
    x = 5,460,310.80

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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.