Home / 13,037,230.20-19,555,845.30-9,677,998.20

Finding the Fourth Proportional to 13,037,230.20, 19,555,845.30 and 9,677,998.20

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Solution

The fourth proportional to 13,037,230.20, 19,555,845.30 and 9,677,998.20 is: 14,516,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037,230.20 : 19,555,845.30 = 9,677,998.20 : x
  2. Step 2: Convert to fraction form
    13,037,230.20/19,555,845.30 = 9,677,998.20/x
  3. Step 3: Cross multiply
    13,037,230.20x = 19,555,845.30 × 9,677,998.20
  4. Step 4: Simplify right side
    13,037,230.20x = 189,261,435,612,878.44
  5. Step 5: Solve for x
    x = 189,261,435,612,878.44/13,037,230.20
  6. Step 6: Final answer
    x = 14,516,997.30

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Double scale
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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.