Home / 14,055,899.40-21,068,102.70-7,993,535.40

Finding the Fourth Proportional to 14,055,899.40, 21,068,102.70 and 7,993,535.40

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Solution

The fourth proportional to 14,055,899.40, 21,068,102.70 and 7,993,535.40 is: 11,981,348.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,055,899.40 : 21,068,102.70 = 7,993,535.40 : x
  2. Step 2: Convert to fraction form
    14,055,899.40/21,068,102.70 = 7,993,535.40/x
  3. Step 3: Cross multiply
    14,055,899.40x = 21,068,102.70 × 7,993,535.40
  4. Step 4: Simplify right side
    14,055,899.40x = 168,408,624,743,285.59
  5. Step 5: Solve for x
    x = 168,408,624,743,285.59/14,055,899.40
  6. Step 6: Final answer
    x = 11,981,348.18

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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.