Home / 8,480,376.17-12,724,767.72-3,362,696.39

Finding the Fourth Proportional to 8,480,376.17, 12,724,767.72 and 3,362,696.39

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Solution

The fourth proportional to 8,480,376.17, 12,724,767.72 and 3,362,696.39 is: 5,045,711.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,480,376.17 : 12,724,767.72 = 3,362,696.39 : x
  2. Step 2: Convert to fraction form
    8,480,376.17/12,724,767.72 = 3,362,696.39/x
  3. Step 3: Cross multiply
    8,480,376.17x = 12,724,767.72 × 3,362,696.39
  4. Step 4: Simplify right side
    8,480,376.17x = 42,789,530,412,008.70
  5. Step 5: Solve for x
    x = 42,789,530,412,008.70/8,480,376.17
  6. Step 6: Final answer
    x = 5,045,711.37

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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.