Home / 27,183,338.51-37,504,557.92-15,420,669.71

Finding the Fourth Proportional to 27,183,338.51, 37,504,557.92 and 15,420,669.71

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Solution

The fourth proportional to 27,183,338.51, 37,504,557.92 and 15,420,669.71 is: 21,275,731.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,183,338.51 : 37,504,557.92 = 15,420,669.71 : x
  2. Step 2: Convert to fraction form
    27,183,338.51/37,504,557.92 = 15,420,669.71/x
  3. Step 3: Cross multiply
    27,183,338.51x = 37,504,557.92 × 15,420,669.71
  4. Step 4: Simplify right side
    27,183,338.51x = 578,345,400,226,781.25
  5. Step 5: Solve for x
    x = 578,345,400,226,781.25/27,183,338.51
  6. Step 6: Final answer
    x = 21,275,731.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.