Home / 8,625,389.78-11,902,118.13-4,757,910.63

Finding the Fourth Proportional to 8,625,389.78, 11,902,118.13 and 4,757,910.63

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Solution

The fourth proportional to 8,625,389.78, 11,902,118.13 and 4,757,910.63 is: 6,565,409.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,625,389.78 : 11,902,118.13 = 4,757,910.63 : x
  2. Step 2: Convert to fraction form
    8,625,389.78/11,902,118.13 = 4,757,910.63/x
  3. Step 3: Cross multiply
    8,625,389.78x = 11,902,118.13 × 4,757,910.63
  4. Step 4: Simplify right side
    8,625,389.78x = 56,629,214,370,242.73
  5. Step 5: Solve for x
    x = 56,629,214,370,242.73/8,625,389.78
  6. Step 6: Final answer
    x = 6,565,409.31

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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.