Home / 9,109,998.80-13,664,998.20-2,378,412.80

Finding the Fourth Proportional to 9,109,998.80, 13,664,998.20 and 2,378,412.80

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Solution

The fourth proportional to 9,109,998.80, 13,664,998.20 and 2,378,412.80 is: 3,567,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,109,998.80 : 13,664,998.20 = 2,378,412.80 : x
  2. Step 2: Convert to fraction form
    9,109,998.80/13,664,998.20 = 2,378,412.80/x
  3. Step 3: Cross multiply
    9,109,998.80x = 13,664,998.20 × 2,378,412.80
  4. Step 4: Simplify right side
    9,109,998.80x = 32,501,006,630,856.96
  5. Step 5: Solve for x
    x = 32,501,006,630,856.96/9,109,998.80
  6. Step 6: Final answer
    x = 3,567,619.20

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Double scale
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Similar ratio
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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.