Home / 12,414,423.40-18,621,635.10-10,997,247.40

Finding the Fourth Proportional to 12,414,423.40, 18,621,635.10 and 10,997,247.40

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Solution

The fourth proportional to 12,414,423.40, 18,621,635.10 and 10,997,247.40 is: 16,495,871.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414,423.40 : 18,621,635.10 = 10,997,247.40 : x
  2. Step 2: Convert to fraction form
    12,414,423.40/18,621,635.10 = 10,997,247.40/x
  3. Step 3: Cross multiply
    12,414,423.40x = 18,621,635.10 × 10,997,247.40
  4. Step 4: Simplify right side
    12,414,423.40x = 204,786,728,187,223.75
  5. Step 5: Solve for x
    x = 204,786,728,187,223.75/12,414,423.40
  6. Step 6: Final answer
    x = 16,495,871.10

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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.