Home / 8,489,324.25-12,725,981.42-4,225,461.57

Finding the Fourth Proportional to 8,489,324.25, 12,725,981.42 and 4,225,461.57

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Solution

The fourth proportional to 8,489,324.25, 12,725,981.42 and 4,225,461.57 is: 6,334,207.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,489,324.25 : 12,725,981.42 = 4,225,461.57 : x
  2. Step 2: Convert to fraction form
    8,489,324.25/12,725,981.42 = 4,225,461.57/x
  3. Step 3: Cross multiply
    8,489,324.25x = 12,725,981.42 × 4,225,461.57
  4. Step 4: Simplify right side
    8,489,324.25x = 53,773,145,409,616.72
  5. Step 5: Solve for x
    x = 53,773,145,409,616.72/8,489,324.25
  6. Step 6: Final answer
    x = 6,334,207.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.