Home / 7,317,678.92-10,972,263.44-2,769,079.77

Finding the Fourth Proportional to 7,317,678.92, 10,972,263.44 and 2,769,079.77

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Solution

The fourth proportional to 7,317,678.92, 10,972,263.44 and 2,769,079.77 is: 4,152,009.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,317,678.92 : 10,972,263.44 = 2,769,079.77 : x
  2. Step 2: Convert to fraction form
    7,317,678.92/10,972,263.44 = 2,769,079.77/x
  3. Step 3: Cross multiply
    7,317,678.92x = 10,972,263.44 × 2,769,079.77
  4. Step 4: Simplify right side
    7,317,678.92x = 30,383,072,729,737.31
  5. Step 5: Solve for x
    x = 30,383,072,729,737.31/7,317,678.92
  6. Step 6: Final answer
    x = 4,152,009.55

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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.