Home / 7,881,838.92-11,823,110.70-2,416,540.50

Finding the Fourth Proportional to 7,881,838.92, 11,823,110.70 and 2,416,540.50

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Solution

The fourth proportional to 7,881,838.92, 11,823,110.70 and 2,416,540.50 is: 3,624,918.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881,838.92 : 11,823,110.70 = 2,416,540.50 : x
  2. Step 2: Convert to fraction form
    7,881,838.92/11,823,110.70 = 2,416,540.50/x
  3. Step 3: Cross multiply
    7,881,838.92x = 11,823,110.70 × 2,416,540.50
  4. Step 4: Simplify right side
    7,881,838.92x = 28,571,025,842,533.35
  5. Step 5: Solve for x
    x = 28,571,025,842,533.35/7,881,838.92
  6. Step 6: Final answer
    x = 3,624,918.77

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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.