Home / 10,340,673.85-15,511,010.78-9,444,878.65

Finding the Fourth Proportional to 10,340,673.85, 15,511,010.78 and 9,444,878.65

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Solution

The fourth proportional to 10,340,673.85, 15,511,010.78 and 9,444,878.65 is: 14,167,317.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340,673.85 : 15,511,010.78 = 9,444,878.65 : x
  2. Step 2: Convert to fraction form
    10,340,673.85/15,511,010.78 = 9,444,878.65/x
  3. Step 3: Cross multiply
    10,340,673.85x = 15,511,010.78 × 9,444,878.65
  4. Step 4: Simplify right side
    10,340,673.85x = 146,499,614,555,941.84
  5. Step 5: Solve for x
    x = 146,499,614,555,941.84/10,340,673.85
  6. Step 6: Final answer
    x = 14,167,317.98

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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.