Home / 12,293,086.60-18,453,626.70-7,247,240.20

Finding the Fourth Proportional to 12,293,086.60, 18,453,626.70 and 7,247,240.20

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Solution

The fourth proportional to 12,293,086.60, 18,453,626.70 and 7,247,240.20 is: 10,879,111.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293,086.60 : 18,453,626.70 = 7,247,240.20 : x
  2. Step 2: Convert to fraction form
    12,293,086.60/18,453,626.70 = 7,247,240.20/x
  3. Step 3: Cross multiply
    12,293,086.60x = 18,453,626.70 × 7,247,240.20
  4. Step 4: Simplify right side
    12,293,086.60x = 133,737,865,256,033.34
  5. Step 5: Solve for x
    x = 133,737,865,256,033.34/12,293,086.60
  6. Step 6: Final answer
    x = 10,879,111.94

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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.