Home / 18,135,606.38-25,026,777.77-9,875,766.65

Finding the Fourth Proportional to 18,135,606.38, 25,026,777.77 and 9,875,766.65

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Solution

The fourth proportional to 18,135,606.38, 25,026,777.77 and 9,875,766.65 is: 13,628,362.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,135,606.38 : 25,026,777.77 = 9,875,766.65 : x
  2. Step 2: Convert to fraction form
    18,135,606.38/25,026,777.77 = 9,875,766.65/x
  3. Step 3: Cross multiply
    18,135,606.38x = 25,026,777.77 × 9,875,766.65
  4. Step 4: Simplify right side
    18,135,606.38x = 247,158,617,083,414.66
  5. Step 5: Solve for x
    x = 247,158,617,083,414.66/18,135,606.38
  6. Step 6: Final answer
    x = 13,628,362.46

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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.