Home / 11,066,814.30-16,600,221.45-7,819,556.70

Finding the Fourth Proportional to 11,066,814.30, 16,600,221.45 and 7,819,556.70

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Solution

The fourth proportional to 11,066,814.30, 16,600,221.45 and 7,819,556.70 is: 11,729,335.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,066,814.30 : 16,600,221.45 = 7,819,556.70 : x
  2. Step 2: Convert to fraction form
    11,066,814.30/16,600,221.45 = 7,819,556.70/x
  3. Step 3: Cross multiply
    11,066,814.30x = 16,600,221.45 × 7,819,556.70
  4. Step 4: Simplify right side
    11,066,814.30x = 129,806,372,860,831.22
  5. Step 5: Solve for x
    x = 129,806,372,860,831.22/11,066,814.30
  6. Step 6: Final answer
    x = 11,729,335.05

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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.