Home / 14,153,343.53-21,198,896.72-11,696,654.57

Finding the Fourth Proportional to 14,153,343.53, 21,198,896.72 and 11,696,654.57

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Solution

The fourth proportional to 14,153,343.53, 21,198,896.72 and 11,696,654.57 is: 17,519,264.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,153,343.53 : 21,198,896.72 = 11,696,654.57 : x
  2. Step 2: Convert to fraction form
    14,153,343.53/21,198,896.72 = 11,696,654.57/x
  3. Step 3: Cross multiply
    14,153,343.53x = 21,198,896.72 × 11,696,654.57
  4. Step 4: Simplify right side
    14,153,343.53x = 247,956,172,140,462.75
  5. Step 5: Solve for x
    x = 247,956,172,140,462.75/14,153,343.53
  6. Step 6: Final answer
    x = 17,519,264.73

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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.