Home / 8,319,489.90-12,536,021.48-6,836,395.83

Finding the Fourth Proportional to 8,319,489.90, 12,536,021.48 and 6,836,395.83

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Solution

The fourth proportional to 8,319,489.90, 12,536,021.48 and 6,836,395.83 is: 10,301,257.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319,489.90 : 12,536,021.48 = 6,836,395.83 : x
  2. Step 2: Convert to fraction form
    8,319,489.90/12,536,021.48 = 6,836,395.83/x
  3. Step 3: Cross multiply
    8,319,489.90x = 12,536,021.48 × 6,836,395.83
  4. Step 4: Simplify right side
    8,319,489.90x = 85,701,204,936,480.45
  5. Step 5: Solve for x
    x = 85,701,204,936,480.45/8,319,489.90
  6. Step 6: Final answer
    x = 10,301,257.16

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.