Home / 21,914,290.19-30,234,376.66-12,621,674.19

Finding the Fourth Proportional to 21,914,290.19, 30,234,376.66 and 12,621,674.19

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Solution

The fourth proportional to 21,914,290.19, 30,234,376.66 and 12,621,674.19 is: 17,413,680.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,914,290.19 : 30,234,376.66 = 12,621,674.19 : x
  2. Step 2: Convert to fraction form
    21,914,290.19/30,234,376.66 = 12,621,674.19/x
  3. Step 3: Cross multiply
    21,914,290.19x = 30,234,376.66 × 12,621,674.19
  4. Step 4: Simplify right side
    21,914,290.19x = 381,608,451,475,682.38
  5. Step 5: Solve for x
    x = 381,608,451,475,682.38/21,914,290.19
  6. Step 6: Final answer
    x = 17,413,680.67

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Double scale
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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.