Home / 12,263,999.10-18,395,998.65-3,743,228.40

Finding the Fourth Proportional to 12,263,999.10, 18,395,998.65 and 3,743,228.40

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Solution

The fourth proportional to 12,263,999.10, 18,395,998.65 and 3,743,228.40 is: 5,614,842.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263,999.10 : 18,395,998.65 = 3,743,228.40 : x
  2. Step 2: Convert to fraction form
    12,263,999.10/18,395,998.65 = 3,743,228.40/x
  3. Step 3: Cross multiply
    12,263,999.10x = 18,395,998.65 × 3,743,228.40
  4. Step 4: Simplify right side
    12,263,999.10x = 68,860,424,593,041.66
  5. Step 5: Solve for x
    x = 68,860,424,593,041.66/12,263,999.10
  6. Step 6: Final answer
    x = 5,614,842.60

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Similar ratio
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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.