Home / 12,660,469.70-17,454,095.60-8,011,942.34

Finding the Fourth Proportional to 12,660,469.70, 17,454,095.60 and 8,011,942.34

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Solution

The fourth proportional to 12,660,469.70, 17,454,095.60 and 8,011,942.34 is: 11,045,499.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,660,469.70 : 17,454,095.60 = 8,011,942.34 : x
  2. Step 2: Convert to fraction form
    12,660,469.70/17,454,095.60 = 8,011,942.34/x
  3. Step 3: Cross multiply
    12,660,469.70x = 17,454,095.60 × 8,011,942.34
  4. Step 4: Simplify right side
    12,660,469.70x = 139,841,207,544,047.72
  5. Step 5: Solve for x
    x = 139,841,207,544,047.72/12,660,469.70
  6. Step 6: Final answer
    x = 11,045,499.17

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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.