Home / 11,423,632.80-17,126,477.38-7,818,469.87

Finding the Fourth Proportional to 11,423,632.80, 17,126,477.38 and 7,818,469.87

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Solution

The fourth proportional to 11,423,632.80, 17,126,477.38 and 7,818,469.87 is: 11,721,564.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,423,632.80 : 17,126,477.38 = 7,818,469.87 : x
  2. Step 2: Convert to fraction form
    11,423,632.80/17,126,477.38 = 7,818,469.87/x
  3. Step 3: Cross multiply
    11,423,632.80x = 17,126,477.38 × 7,818,469.87
  4. Step 4: Simplify right side
    11,423,632.80x = 133,902,847,374,766.53
  5. Step 5: Solve for x
    x = 133,902,847,374,766.53/11,423,632.80
  6. Step 6: Final answer
    x = 11,721,564.38

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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.