Home / 8,274,886-12,409,976.76-3,483,664.72

Finding the Fourth Proportional to 8,274,886, 12,409,976.76 and 3,483,664.72

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Solution

The fourth proportional to 8,274,886, 12,409,976.76 and 3,483,664.72 is: 5,224,506.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274,886 : 12,409,976.76 = 3,483,664.72 : x
  2. Step 2: Convert to fraction form
    8,274,886/12,409,976.76 = 3,483,664.72/x
  3. Step 3: Cross multiply
    8,274,886x = 12,409,976.76 × 3,483,664.72
  4. Step 4: Simplify right side
    8,274,886x = 43,232,198,214,831.91
  5. Step 5: Solve for x
    x = 43,232,198,214,831.91/8,274,886
  6. Step 6: Final answer
    x = 5,224,506.80

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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.