Home / 19,207,922.29-28,811,932.64-7,848,370.89

Finding the Fourth Proportional to 19,207,922.29, 28,811,932.64 and 7,848,370.89

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Solution

The fourth proportional to 19,207,922.29, 28,811,932.64 and 7,848,370.89 is: 11,772,576.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,207,922.29 : 28,811,932.64 = 7,848,370.89 : x
  2. Step 2: Convert to fraction form
    19,207,922.29/28,811,932.64 = 7,848,370.89/x
  3. Step 3: Cross multiply
    19,207,922.29x = 28,811,932.64 × 7,848,370.89
  4. Step 4: Simplify right side
    19,207,922.29x = 226,126,733,416,416.84
  5. Step 5: Solve for x
    x = 226,126,733,416,416.84/19,207,922.29
  6. Step 6: Final answer
    x = 11,772,576.44

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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.