Home / 14,097,449.70-21,151,704.15-5,122,908.90

Finding the Fourth Proportional to 14,097,449.70, 21,151,704.15 and 5,122,908.90

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Solution

The fourth proportional to 14,097,449.70, 21,151,704.15 and 5,122,908.90 is: 7,686,372.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097,449.70 : 21,151,704.15 = 5,122,908.90 : x
  2. Step 2: Convert to fraction form
    14,097,449.70/21,151,704.15 = 5,122,908.90/x
  3. Step 3: Cross multiply
    14,097,449.70x = 21,151,704.15 × 5,122,908.90
  4. Step 4: Simplify right side
    14,097,449.70x = 108,358,253,440,201.94
  5. Step 5: Solve for x
    x = 108,358,253,440,201.94/14,097,449.70
  6. Step 6: Final answer
    x = 7,686,372.77

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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.