Home / 15,273,502.60-21,077,429.52-8,398,429.96

Finding the Fourth Proportional to 15,273,502.60, 21,077,429.52 and 8,398,429.96

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Solution

The fourth proportional to 15,273,502.60, 21,077,429.52 and 8,398,429.96 is: 11,589,831.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,273,502.60 : 21,077,429.52 = 8,398,429.96 : x
  2. Step 2: Convert to fraction form
    15,273,502.60/21,077,429.52 = 8,398,429.96/x
  3. Step 3: Cross multiply
    15,273,502.60x = 21,077,429.52 × 8,398,429.96
  4. Step 4: Simplify right side
    15,273,502.60x = 177,017,315,560,556.44
  5. Step 5: Solve for x
    x = 177,017,315,560,556.44/15,273,502.60
  6. Step 6: Final answer
    x = 11,589,831.11

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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.