Home / 10,630,208.20-15,945,312.30-9,809,062.60

Finding the Fourth Proportional to 10,630,208.20, 15,945,312.30 and 9,809,062.60

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Solution

The fourth proportional to 10,630,208.20, 15,945,312.30 and 9,809,062.60 is: 14,713,593.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630,208.20 : 15,945,312.30 = 9,809,062.60 : x
  2. Step 2: Convert to fraction form
    10,630,208.20/15,945,312.30 = 9,809,062.60/x
  3. Step 3: Cross multiply
    10,630,208.20x = 15,945,312.30 × 9,809,062.60
  4. Step 4: Simplify right side
    10,630,208.20x = 156,408,566,527,249.97
  5. Step 5: Solve for x
    x = 156,408,566,527,249.97/10,630,208.20
  6. Step 6: Final answer
    x = 14,713,593.90

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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.