Home / 12,227,015.15-18,340,522.73-10,547,399.15

Finding the Fourth Proportional to 12,227,015.15, 18,340,522.73 and 10,547,399.15

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Solution

The fourth proportional to 12,227,015.15, 18,340,522.73 and 10,547,399.15 is: 15,821,098.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227,015.15 : 18,340,522.73 = 10,547,399.15 : x
  2. Step 2: Convert to fraction form
    12,227,015.15/18,340,522.73 = 10,547,399.15/x
  3. Step 3: Cross multiply
    12,227,015.15x = 18,340,522.73 × 10,547,399.15
  4. Step 4: Simplify right side
    12,227,015.15x = 193,444,813,800,220.72
  5. Step 5: Solve for x
    x = 193,444,813,800,220.72/12,227,015.15
  6. Step 6: Final answer
    x = 15,821,098.73

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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.