Home / 69,381,576.60-104,072,088.06-31,016,186.43

Finding the Fourth Proportional to 69,381,576.60, 104,072,088.06 and 31,016,186.43

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Solution

The fourth proportional to 69,381,576.60, 104,072,088.06 and 31,016,186.43 is: 46,524,155.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,381,576.60 : 104,072,088.06 = 31,016,186.43 : x
  2. Step 2: Convert to fraction form
    69,381,576.60/104,072,088.06 = 31,016,186.43/x
  3. Step 3: Cross multiply
    69,381,576.60x = 104,072,088.06 × 31,016,186.43
  4. Step 4: Simplify right side
    69,381,576.60x = 3,227,919,285,428,337
  5. Step 5: Solve for x
    x = 3,227,919,285,428,337/69,381,576.60
  6. Step 6: Final answer
    x = 46,524,155.89

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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.