Home / 15,511,009.10-23,266,513.65-13,119,524.60

Finding the Fourth Proportional to 15,511,009.10, 23,266,513.65 and 13,119,524.60

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Solution

The fourth proportional to 15,511,009.10, 23,266,513.65 and 13,119,524.60 is: 19,679,286.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,511,009.10 : 23,266,513.65 = 13,119,524.60 : x
  2. Step 2: Convert to fraction form
    15,511,009.10/23,266,513.65 = 13,119,524.60/x
  3. Step 3: Cross multiply
    15,511,009.10x = 23,266,513.65 × 13,119,524.60
  4. Step 4: Simplify right side
    15,511,009.10x = 305,245,598,187,410.75
  5. Step 5: Solve for x
    x = 305,245,598,187,410.75/15,511,009.10
  6. Step 6: Final answer
    x = 19,679,286.90

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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.