Home / 12,935,665.78-19,416,956.92-9,527,800.37

Finding the Fourth Proportional to 12,935,665.78, 19,416,956.92 and 9,527,800.37

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Solution

The fourth proportional to 12,935,665.78, 19,416,956.92 and 9,527,800.37 is: 14,301,613.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,935,665.78 : 19,416,956.92 = 9,527,800.37 : x
  2. Step 2: Convert to fraction form
    12,935,665.78/19,416,956.92 = 9,527,800.37/x
  3. Step 3: Cross multiply
    12,935,665.78x = 19,416,956.92 × 9,527,800.37
  4. Step 4: Simplify right side
    12,935,665.78x = 185,000,889,205,745.78
  5. Step 5: Solve for x
    x = 185,000,889,205,745.78/12,935,665.78
  6. Step 6: Final answer
    x = 14,301,613.26

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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.