Home / 7,847,019.15-11,778,045.53-4,063,217.55

Finding the Fourth Proportional to 7,847,019.15, 11,778,045.53 and 4,063,217.55

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Solution

The fourth proportional to 7,847,019.15, 11,778,045.53 and 4,063,217.55 is: 6,098,718.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,847,019.15 : 11,778,045.53 = 4,063,217.55 : x
  2. Step 2: Convert to fraction form
    7,847,019.15/11,778,045.53 = 4,063,217.55/x
  3. Step 3: Cross multiply
    7,847,019.15x = 11,778,045.53 × 4,063,217.55
  4. Step 4: Simplify right side
    7,847,019.15x = 47,856,761,281,878.96
  5. Step 5: Solve for x
    x = 47,856,761,281,878.96/7,847,019.15
  6. Step 6: Final answer
    x = 6,098,718.55

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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.