Home / 26,325,081.20-39,487,621.80-8,375,999.60

Finding the Fourth Proportional to 26,325,081.20, 39,487,621.80 and 8,375,999.60

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Solution

The fourth proportional to 26,325,081.20, 39,487,621.80 and 8,375,999.60 is: 12,563,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,325,081.20 : 39,487,621.80 = 8,375,999.60 : x
  2. Step 2: Convert to fraction form
    26,325,081.20/39,487,621.80 = 8,375,999.60/x
  3. Step 3: Cross multiply
    26,325,081.20x = 39,487,621.80 × 8,375,999.60
  4. Step 4: Simplify right side
    26,325,081.20x = 330,748,304,401,751.25
  5. Step 5: Solve for x
    x = 330,748,304,401,751.25/26,325,081.20
  6. Step 6: Final answer
    x = 12,563,999.40

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1.5x scale

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.