Home / 13,102,601.70-19,653,902.55-8,296,013.10

Finding the Fourth Proportional to 13,102,601.70, 19,653,902.55 and 8,296,013.10

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Solution

The fourth proportional to 13,102,601.70, 19,653,902.55 and 8,296,013.10 is: 12,444,019.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102,601.70 : 19,653,902.55 = 8,296,013.10 : x
  2. Step 2: Convert to fraction form
    13,102,601.70/19,653,902.55 = 8,296,013.10/x
  3. Step 3: Cross multiply
    13,102,601.70x = 19,653,902.55 × 8,296,013.10
  4. Step 4: Simplify right side
    13,102,601.70x = 163,049,033,020,923.41
  5. Step 5: Solve for x
    x = 163,049,033,020,923.41/13,102,601.70
  6. Step 6: Final answer
    x = 12,444,019.65

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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.