Home / 8,199,200.70-12,298,801.05-4,837,203.90

Finding the Fourth Proportional to 8,199,200.70, 12,298,801.05 and 4,837,203.90

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Solution

The fourth proportional to 8,199,200.70, 12,298,801.05 and 4,837,203.90 is: 7,255,805.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199,200.70 : 12,298,801.05 = 4,837,203.90 : x
  2. Step 2: Convert to fraction form
    8,199,200.70/12,298,801.05 = 4,837,203.90/x
  3. Step 3: Cross multiply
    8,199,200.70x = 12,298,801.05 × 4,837,203.90
  4. Step 4: Simplify right side
    8,199,200.70x = 59,491,808,404,384.10
  5. Step 5: Solve for x
    x = 59,491,808,404,384.10/8,199,200.70
  6. Step 6: Final answer
    x = 7,255,805.85

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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.