Home / 18,445,087.95-27,667,631.93-18,193,145.55

Finding the Fourth Proportional to 18,445,087.95, 27,667,631.93 and 18,193,145.55

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Solution

The fourth proportional to 18,445,087.95, 27,667,631.93 and 18,193,145.55 is: 27,289,718.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445,087.95 : 27,667,631.93 = 18,193,145.55 : x
  2. Step 2: Convert to fraction form
    18,445,087.95/27,667,631.93 = 18,193,145.55/x
  3. Step 3: Cross multiply
    18,445,087.95x = 27,667,631.93 × 18,193,145.55
  4. Step 4: Simplify right side
    18,445,087.95x = 503,361,254,635,351.69
  5. Step 5: Solve for x
    x = 503,361,254,635,351.69/18,445,087.95
  6. Step 6: Final answer
    x = 27,289,718.33

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Double scale
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1.5x scale

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.