Home / 8,860,759.66-12,228,960.72-5,191,076.26

Finding the Fourth Proportional to 8,860,759.66, 12,228,960.72 and 5,191,076.26

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Solution

The fourth proportional to 8,860,759.66, 12,228,960.72 and 5,191,076.26 is: 7,164,336.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860,759.66 : 12,228,960.72 = 5,191,076.26 : x
  2. Step 2: Convert to fraction form
    8,860,759.66/12,228,960.72 = 5,191,076.26/x
  3. Step 3: Cross multiply
    8,860,759.66x = 12,228,960.72 × 5,191,076.26
  4. Step 4: Simplify right side
    8,860,759.66x = 63,481,467,678,064.51
  5. Step 5: Solve for x
    x = 63,481,467,678,064.51/8,860,759.66
  6. Step 6: Final answer
    x = 7,164,336.93

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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.