Home / 18,555,575.40-25,607,556.18-11,590,376.76

Finding the Fourth Proportional to 18,555,575.40, 25,607,556.18 and 11,590,376.76

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Solution

The fourth proportional to 18,555,575.40, 25,607,556.18 and 11,590,376.76 is: 15,995,258.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,555,575.40 : 25,607,556.18 = 11,590,376.76 : x
  2. Step 2: Convert to fraction form
    18,555,575.40/25,607,556.18 = 11,590,376.76/x
  3. Step 3: Cross multiply
    18,555,575.40x = 25,607,556.18 × 11,590,376.76
  4. Step 4: Simplify right side
    18,555,575.40x = 296,801,224,029,066.38
  5. Step 5: Solve for x
    x = 296,801,224,029,066.38/18,555,575.40
  6. Step 6: Final answer
    x = 15,995,258.44

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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.