Home / 21,926,407.58-30,257,760.30-12,633,996.86

Finding the Fourth Proportional to 21,926,407.58, 30,257,760.30 and 12,633,996.86

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Solution

The fourth proportional to 21,926,407.58, 30,257,760.30 and 12,633,996.86 is: 17,434,522.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,926,407.58 : 30,257,760.30 = 12,633,996.86 : x
  2. Step 2: Convert to fraction form
    21,926,407.58/30,257,760.30 = 12,633,996.86/x
  3. Step 3: Cross multiply
    21,926,407.58x = 30,257,760.30 × 12,633,996.86
  4. Step 4: Simplify right side
    21,926,407.58x = 382,276,448,620,832.62
  5. Step 5: Solve for x
    x = 382,276,448,620,832.62/21,926,407.58
  6. Step 6: Final answer
    x = 17,434,522.61

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1.5x scale

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.