Home / 19,998,584.09-27,597,960.90-11,178,023.67

Finding the Fourth Proportional to 19,998,584.09, 27,597,960.90 and 11,178,023.67

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Solution

The fourth proportional to 19,998,584.09, 27,597,960.90 and 11,178,023.67 is: 15,425,625.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,998,584.09 : 27,597,960.90 = 11,178,023.67 : x
  2. Step 2: Convert to fraction form
    19,998,584.09/27,597,960.90 = 11,178,023.67/x
  3. Step 3: Cross multiply
    19,998,584.09x = 27,597,960.90 × 11,178,023.67
  4. Step 4: Simplify right side
    19,998,584.09x = 308,490,660,183,934.50
  5. Step 5: Solve for x
    x = 308,490,660,183,934.50/19,998,584.09
  6. Step 6: Final answer
    x = 15,425,625.08

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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.