Home / 26,266,908.60-39,347,218.80-18,189,005.40

Finding the Fourth Proportional to 26,266,908.60, 39,347,218.80 and 18,189,005.40

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Solution

The fourth proportional to 26,266,908.60, 39,347,218.80 and 18,189,005.40 is: 27,246,707.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,266,908.60 : 39,347,218.80 = 18,189,005.40 : x
  2. Step 2: Convert to fraction form
    26,266,908.60/39,347,218.80 = 18,189,005.40/x
  3. Step 3: Cross multiply
    26,266,908.60x = 39,347,218.80 × 18,189,005.40
  4. Step 4: Simplify right side
    26,266,908.60x = 715,686,775,228,181.38
  5. Step 5: Solve for x
    x = 715,686,775,228,181.38/26,266,908.60
  6. Step 6: Final answer
    x = 27,246,707.49

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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.