Home / 9,890,229.26-13,641,011.01-8,664,406.65

Finding the Fourth Proportional to 9,890,229.26, 13,641,011.01 and 8,664,406.65

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Solution

The fourth proportional to 9,890,229.26, 13,641,011.01 and 8,664,406.65 is: 11,950,306.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,890,229.26 : 13,641,011.01 = 8,664,406.65 : x
  2. Step 2: Convert to fraction form
    9,890,229.26/13,641,011.01 = 8,664,406.65/x
  3. Step 3: Cross multiply
    9,890,229.26x = 13,641,011.01 × 8,664,406.65
  4. Step 4: Simplify right side
    9,890,229.26x = 118,191,266,507,767.22
  5. Step 5: Solve for x
    x = 118,191,266,507,767.22/9,890,229.26
  6. Step 6: Final answer
    x = 11,950,306.04

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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.