Home / 10,367,999.10-15,551,998.65-8,226,488.70

Finding the Fourth Proportional to 10,367,999.10, 15,551,998.65 and 8,226,488.70

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Solution

The fourth proportional to 10,367,999.10, 15,551,998.65 and 8,226,488.70 is: 12,339,733.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,999.10 : 15,551,998.65 = 8,226,488.70 : x
  2. Step 2: Convert to fraction form
    10,367,999.10/15,551,998.65 = 8,226,488.70/x
  3. Step 3: Cross multiply
    10,367,999.10x = 15,551,998.65 × 8,226,488.70
  4. Step 4: Simplify right side
    10,367,999.10x = 127,938,341,156,640.27
  5. Step 5: Solve for x
    x = 127,938,341,156,640.27/10,367,999.10
  6. Step 6: Final answer
    x = 12,339,733.05

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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.