Home / 13,042,447.09-19,564,299.82-4,288,531.83

Finding the Fourth Proportional to 13,042,447.09, 19,564,299.82 and 4,288,531.83

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Solution

The fourth proportional to 13,042,447.09, 19,564,299.82 and 4,288,531.83 is: 6,433,004.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042,447.09 : 19,564,299.82 = 4,288,531.83 : x
  2. Step 2: Convert to fraction form
    13,042,447.09/19,564,299.82 = 4,288,531.83/x
  3. Step 3: Cross multiply
    13,042,447.09x = 19,564,299.82 × 4,288,531.83
  4. Step 4: Simplify right side
    13,042,447.09x = 83,902,122,527,654.02
  5. Step 5: Solve for x
    x = 83,902,122,527,654.02/13,042,447.09
  6. Step 6: Final answer
    x = 6,433,004.63

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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.