Home / 8,489,323.50-12,725,980.29-4,225,460.82

Finding the Fourth Proportional to 8,489,323.50, 12,725,980.29 and 4,225,460.82

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Solution

The fourth proportional to 8,489,323.50, 12,725,980.29 and 4,225,460.82 is: 6,334,206.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,489,323.50 : 12,725,980.29 = 4,225,460.82 : x
  2. Step 2: Convert to fraction form
    8,489,323.50/12,725,980.29 = 4,225,460.82/x
  3. Step 3: Cross multiply
    8,489,323.50x = 12,725,980.29 × 4,225,460.82
  4. Step 4: Simplify right side
    8,489,323.50x = 53,773,131,111,487.23
  5. Step 5: Solve for x
    x = 53,773,131,111,487.23/8,489,323.50
  6. Step 6: Final answer
    x = 6,334,206.86

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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.