Home / 8,208,010.20-12,312,015.30-8,096,035.80

Finding the Fourth Proportional to 8,208,010.20, 12,312,015.30 and 8,096,035.80

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Solution

The fourth proportional to 8,208,010.20, 12,312,015.30 and 8,096,035.80 is: 12,144,053.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,208,010.20 : 12,312,015.30 = 8,096,035.80 : x
  2. Step 2: Convert to fraction form
    8,208,010.20/12,312,015.30 = 8,096,035.80/x
  3. Step 3: Cross multiply
    8,208,010.20x = 12,312,015.30 × 8,096,035.80
  4. Step 4: Simplify right side
    8,208,010.20x = 99,678,516,638,947.75
  5. Step 5: Solve for x
    x = 99,678,516,638,947.75/8,208,010.20
  6. Step 6: Final answer
    x = 12,144,053.70

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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.