Home / 22,158,708.28-33,238,031.34-12,317,027.92

Finding the Fourth Proportional to 22,158,708.28, 33,238,031.34 and 12,317,027.92

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Solution

The fourth proportional to 22,158,708.28, 33,238,031.34 and 12,317,027.92 is: 18,475,524.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,158,708.28 : 33,238,031.34 = 12,317,027.92 : x
  2. Step 2: Convert to fraction form
    22,158,708.28/33,238,031.34 = 12,317,027.92/x
  3. Step 3: Cross multiply
    22,158,708.28x = 33,238,031.34 × 12,317,027.92
  4. Step 4: Simplify right side
    22,158,708.28x = 409,393,760,020,615
  5. Step 5: Solve for x
    x = 409,393,760,020,615/22,158,708.28
  6. Step 6: Final answer
    x = 18,475,524.60

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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.