Home / 14,055,887.40-21,068,084.70-7,993,523.40

Finding the Fourth Proportional to 14,055,887.40, 21,068,084.70 and 7,993,523.40

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Solution

The fourth proportional to 14,055,887.40, 21,068,084.70 and 7,993,523.40 is: 11,981,330.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,055,887.40 : 21,068,084.70 = 7,993,523.40 : x
  2. Step 2: Convert to fraction form
    14,055,887.40/21,068,084.70 = 7,993,523.40/x
  3. Step 3: Cross multiply
    14,055,887.40x = 21,068,084.70 × 7,993,523.40
  4. Step 4: Simplify right side
    14,055,887.40x = 168,408,228,042,631.97
  5. Step 5: Solve for x
    x = 168,408,228,042,631.97/14,055,887.40
  6. Step 6: Final answer
    x = 11,981,330.19

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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.