Home / 13,269,538.80-19,904,308.20-9,018,010.80

Finding the Fourth Proportional to 13,269,538.80, 19,904,308.20 and 9,018,010.80

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Solution

The fourth proportional to 13,269,538.80, 19,904,308.20 and 9,018,010.80 is: 13,527,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269,538.80 : 19,904,308.20 = 9,018,010.80 : x
  2. Step 2: Convert to fraction form
    13,269,538.80/19,904,308.20 = 9,018,010.80/x
  3. Step 3: Cross multiply
    13,269,538.80x = 19,904,308.20 × 9,018,010.80
  4. Step 4: Simplify right side
    13,269,538.80x = 179,497,266,314,128.56
  5. Step 5: Solve for x
    x = 179,497,266,314,128.56/13,269,538.80
  6. Step 6: Final answer
    x = 13,527,016.20

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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.