Home / 15,480,052.92-21,361,934.97-9,973,659.87

Finding the Fourth Proportional to 15,480,052.92, 21,361,934.97 and 9,973,659.87

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Solution

The fourth proportional to 15,480,052.92, 21,361,934.97 and 9,973,659.87 is: 13,763,303.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,480,052.92 : 21,361,934.97 = 9,973,659.87 : x
  2. Step 2: Convert to fraction form
    15,480,052.92/21,361,934.97 = 9,973,659.87/x
  3. Step 3: Cross multiply
    15,480,052.92x = 21,361,934.97 × 9,973,659.87
  4. Step 4: Simplify right side
    15,480,052.92x = 213,056,673,555,838.62
  5. Step 5: Solve for x
    x = 213,056,673,555,838.62/15,480,052.92
  6. Step 6: Final answer
    x = 13,763,303.95

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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.