Home / 12,101,464.20-18,152,196.30-3,126,016.20

Finding the Fourth Proportional to 12,101,464.20, 18,152,196.30 and 3,126,016.20

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Solution

The fourth proportional to 12,101,464.20, 18,152,196.30 and 3,126,016.20 is: 4,689,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,464.20 : 18,152,196.30 = 3,126,016.20 : x
  2. Step 2: Convert to fraction form
    12,101,464.20/18,152,196.30 = 3,126,016.20/x
  3. Step 3: Cross multiply
    12,101,464.20x = 18,152,196.30 × 3,126,016.20
  4. Step 4: Simplify right side
    12,101,464.20x = 56,744,059,699,380.06
  5. Step 5: Solve for x
    x = 56,744,059,699,380.06/12,101,464.20
  6. Step 6: Final answer
    x = 4,689,024.30

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Double scale
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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.