Home / 18,866,676.96-26,036,936.73-10,609,337.70

Finding the Fourth Proportional to 18,866,676.96, 26,036,936.73 and 10,609,337.70

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Solution

The fourth proportional to 18,866,676.96, 26,036,936.73 and 10,609,337.70 is: 14,641,404.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,866,676.96 : 26,036,936.73 = 10,609,337.70 : x
  2. Step 2: Convert to fraction form
    18,866,676.96/26,036,936.73 = 10,609,337.70/x
  3. Step 3: Cross multiply
    18,866,676.96x = 26,036,936.73 × 10,609,337.70
  4. Step 4: Simplify right side
    18,866,676.96x = 276,234,654,442,103.72
  5. Step 5: Solve for x
    x = 276,234,654,442,103.72/18,866,676.96
  6. Step 6: Final answer
    x = 14,641,404.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.