Home / 14,821,972.60-20,454,961.45-8,206,561.01

Finding the Fourth Proportional to 14,821,972.60, 20,454,961.45 and 8,206,561.01

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Solution

The fourth proportional to 14,821,972.60, 20,454,961.45 and 8,206,561.01 is: 11,325,408.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,821,972.60 : 20,454,961.45 = 8,206,561.01 : x
  2. Step 2: Convert to fraction form
    14,821,972.60/20,454,961.45 = 8,206,561.01/x
  3. Step 3: Cross multiply
    14,821,972.60x = 20,454,961.45 × 8,206,561.01
  4. Step 4: Simplify right side
    14,821,972.60x = 167,864,889,096,623.06
  5. Step 5: Solve for x
    x = 167,864,889,096,623.06/14,821,972.60
  6. Step 6: Final answer
    x = 11,325,408.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.