Home / 26,811,190.45-36,998,353.29-15,208,504.89

Finding the Fourth Proportional to 26,811,190.45, 36,998,353.29 and 15,208,504.89

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Solution

The fourth proportional to 26,811,190.45, 36,998,353.29 and 15,208,504.89 is: 20,987,118.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,811,190.45 : 36,998,353.29 = 15,208,504.89 : x
  2. Step 2: Convert to fraction form
    26,811,190.45/36,998,353.29 = 15,208,504.89/x
  3. Step 3: Cross multiply
    26,811,190.45x = 36,998,353.29 × 15,208,504.89
  4. Step 4: Simplify right side
    26,811,190.45x = 562,689,636,932,912.62
  5. Step 5: Solve for x
    x = 562,689,636,932,912.62/26,811,190.45
  6. Step 6: Final answer
    x = 20,987,118.72

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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.