Home / 8,266,511.43-12,391,576.67-3,881,801.66

Finding the Fourth Proportional to 8,266,511.43, 12,391,576.67 and 3,881,801.66

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Solution

The fourth proportional to 8,266,511.43, 12,391,576.67 and 3,881,801.66 is: 5,818,856.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266,511.43 : 12,391,576.67 = 3,881,801.66 : x
  2. Step 2: Convert to fraction form
    8,266,511.43/12,391,576.67 = 3,881,801.66/x
  3. Step 3: Cross multiply
    8,266,511.43x = 12,391,576.67 × 3,881,801.66
  4. Step 4: Simplify right side
    8,266,511.43x = 48,101,642,903,112.74
  5. Step 5: Solve for x
    x = 48,101,642,903,112.74/8,266,511.43
  6. Step 6: Final answer
    x = 5,818,856.39

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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.