Home / 4,989,211.20-7,473,319.20-4,149,403.20

Finding the Fourth Proportional to 4,989,211.20, 7,473,319.20 and 4,149,403.20

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Solution

The fourth proportional to 4,989,211.20, 7,473,319.20 and 4,149,403.20 is: 6,215,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,211.20 : 7,473,319.20 = 4,149,403.20 : x
  2. Step 2: Convert to fraction form
    4,989,211.20/7,473,319.20 = 4,149,403.20/x
  3. Step 3: Cross multiply
    4,989,211.20x = 7,473,319.20 × 4,149,403.20
  4. Step 4: Simplify right side
    4,989,211.20x = 31,009,814,603,101.44
  5. Step 5: Solve for x
    x = 31,009,814,603,101.44/4,989,211.20
  6. Step 6: Final answer
    x = 6,215,374.21

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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.