Home / 15,648,025.35-21,593,953.40-8,677,578.27

Finding the Fourth Proportional to 15,648,025.35, 21,593,953.40 and 8,677,578.27

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Solution

The fourth proportional to 15,648,025.35, 21,593,953.40 and 8,677,578.27 is: 11,974,879.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,648,025.35 : 21,593,953.40 = 8,677,578.27 : x
  2. Step 2: Convert to fraction form
    15,648,025.35/21,593,953.40 = 8,677,578.27/x
  3. Step 3: Cross multiply
    15,648,025.35x = 21,593,953.40 × 8,677,578.27
  4. Step 4: Simplify right side
    15,648,025.35x = 187,383,220,679,262.84
  5. Step 5: Solve for x
    x = 187,383,220,679,262.84/15,648,025.35
  6. Step 6: Final answer
    x = 11,974,879.68

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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.