Home / 19,498,764.15-26,936,322.84-15,573,366.54

Finding the Fourth Proportional to 19,498,764.15, 26,936,322.84 and 15,573,366.54

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Solution

The fourth proportional to 19,498,764.15, 26,936,322.84 and 15,573,366.54 is: 21,513,631.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,498,764.15 : 26,936,322.84 = 15,573,366.54 : x
  2. Step 2: Convert to fraction form
    19,498,764.15/26,936,322.84 = 15,573,366.54/x
  3. Step 3: Cross multiply
    19,498,764.15x = 26,936,322.84 × 15,573,366.54
  4. Step 4: Simplify right side
    19,498,764.15x = 419,489,228,827,093.75
  5. Step 5: Solve for x
    x = 419,489,228,827,093.75/19,498,764.15
  6. Step 6: Final answer
    x = 21,513,631.61

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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.