Home / 55,501,165.80-83,218,036.70-27,802,870.87

Finding the Fourth Proportional to 55,501,165.80, 83,218,036.70 and 27,802,870.87

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Solution

The fourth proportional to 55,501,165.80, 83,218,036.70 and 27,802,870.87 is: 41,687,418.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,501,165.80 : 83,218,036.70 = 27,802,870.87 : x
  2. Step 2: Convert to fraction form
    55,501,165.80/83,218,036.70 = 27,802,870.87/x
  3. Step 3: Cross multiply
    55,501,165.80x = 83,218,036.70 × 27,802,870.87
  4. Step 4: Simplify right side
    55,501,165.80x = 2,313,700,328,425,021
  5. Step 5: Solve for x
    x = 2,313,700,328,425,021/55,501,165.80
  6. Step 6: Final answer
    x = 41,687,418.54

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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.