Home / 7,926,020.30-11,857,537.65-6,872,761.10

Finding the Fourth Proportional to 7,926,020.30, 11,857,537.65 and 6,872,761.10

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Solution

The fourth proportional to 7,926,020.30, 11,857,537.65 and 6,872,761.10 is: 10,281,833.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926,020.30 : 11,857,537.65 = 6,872,761.10 : x
  2. Step 2: Convert to fraction form
    7,926,020.30/11,857,537.65 = 6,872,761.10/x
  3. Step 3: Cross multiply
    7,926,020.30x = 11,857,537.65 × 6,872,761.10
  4. Step 4: Simplify right side
    7,926,020.30x = 81,494,023,502,705.41
  5. Step 5: Solve for x
    x = 81,494,023,502,705.41/7,926,020.30
  6. Step 6: Final answer
    x = 10,281,833.81

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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.