Home / 19,203,814.58-26,503,685-12,593,961.80

Finding the Fourth Proportional to 19,203,814.58, 26,503,685 and 12,593,961.80

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Solution

The fourth proportional to 19,203,814.58, 26,503,685 and 12,593,961.80 is: 17,381,254.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,203,814.58 : 26,503,685 = 12,593,961.80 : x
  2. Step 2: Convert to fraction form
    19,203,814.58/26,503,685 = 12,593,961.80/x
  3. Step 3: Cross multiply
    19,203,814.58x = 26,503,685 × 12,593,961.80
  4. Step 4: Simplify right side
    19,203,814.58x = 333,786,396,449,233
  5. Step 5: Solve for x
    x = 333,786,396,449,233/19,203,814.58
  6. Step 6: Final answer
    x = 17,381,254.91

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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.