Home / 5,520,002.10-8,280,003.15-4,638,203.70

Finding the Fourth Proportional to 5,520,002.10, 8,280,003.15 and 4,638,203.70

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Solution

The fourth proportional to 5,520,002.10, 8,280,003.15 and 4,638,203.70 is: 6,957,305.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520,002.10 : 8,280,003.15 = 4,638,203.70 : x
  2. Step 2: Convert to fraction form
    5,520,002.10/8,280,003.15 = 4,638,203.70/x
  3. Step 3: Cross multiply
    5,520,002.10x = 8,280,003.15 × 4,638,203.70
  4. Step 4: Simplify right side
    5,520,002.10x = 38,404,341,246,341.66
  5. Step 5: Solve for x
    x = 38,404,341,246,341.66/5,520,002.10
  6. Step 6: Final answer
    x = 6,957,305.55

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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.