Home / 7,360,319.40-11,040,479.10-5,344,780.20

Finding the Fourth Proportional to 7,360,319.40, 11,040,479.10 and 5,344,780.20

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Solution

The fourth proportional to 7,360,319.40, 11,040,479.10 and 5,344,780.20 is: 8,017,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360,319.40 : 11,040,479.10 = 5,344,780.20 : x
  2. Step 2: Convert to fraction form
    7,360,319.40/11,040,479.10 = 5,344,780.20/x
  3. Step 3: Cross multiply
    7,360,319.40x = 11,040,479.10 × 5,344,780.20
  4. Step 4: Simplify right side
    7,360,319.40x = 59,008,934,092,193.82
  5. Step 5: Solve for x
    x = 59,008,934,092,193.82/7,360,319.40
  6. Step 6: Final answer
    x = 8,017,170.30

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Similar ratio
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1.5x scale

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.