Home / 5,920,020.40-8,171,207.04-3,343,209.52

Finding the Fourth Proportional to 5,920,020.40, 8,171,207.04 and 3,343,209.52

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Solution

The fourth proportional to 5,920,020.40, 8,171,207.04 and 3,343,209.52 is: 4,614,520.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920,020.40 : 8,171,207.04 = 3,343,209.52 : x
  2. Step 2: Convert to fraction form
    5,920,020.40/8,171,207.04 = 3,343,209.52/x
  3. Step 3: Cross multiply
    5,920,020.40x = 8,171,207.04 × 3,343,209.52
  4. Step 4: Simplify right side
    5,920,020.40x = 27,318,057,166,019.02
  5. Step 5: Solve for x
    x = 27,318,057,166,019.02/5,920,020.40
  6. Step 6: Final answer
    x = 4,614,520.78

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1.5x scale

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.