Home / 8,281,352.40-12,422,028.60-4,694,125.65

Finding the Fourth Proportional to 8,281,352.40, 12,422,028.60 and 4,694,125.65

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Solution

The fourth proportional to 8,281,352.40, 12,422,028.60 and 4,694,125.65 is: 7,041,188.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281,352.40 : 12,422,028.60 = 4,694,125.65 : x
  2. Step 2: Convert to fraction form
    8,281,352.40/12,422,028.60 = 4,694,125.65/x
  3. Step 3: Cross multiply
    8,281,352.40x = 12,422,028.60 × 4,694,125.65
  4. Step 4: Simplify right side
    8,281,352.40x = 58,310,563,076,293.59
  5. Step 5: Solve for x
    x = 58,310,563,076,293.59/8,281,352.40
  6. Step 6: Final answer
    x = 7,041,188.48

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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.