Home / 8,064,231.80-12,121,230.90-7,914,932.60

Finding the Fourth Proportional to 8,064,231.80, 12,121,230.90 and 7,914,932.60

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Solution

The fourth proportional to 8,064,231.80, 12,121,230.90 and 7,914,932.60 is: 11,896,821.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,231.80 : 12,121,230.90 = 7,914,932.60 : x
  2. Step 2: Convert to fraction form
    8,064,231.80/12,121,230.90 = 7,914,932.60/x
  3. Step 3: Cross multiply
    8,064,231.80x = 12,121,230.90 × 7,914,932.60
  4. Step 4: Simplify right side
    8,064,231.80x = 95,938,725,602,537.34
  5. Step 5: Solve for x
    x = 95,938,725,602,537.34/8,064,231.80
  6. Step 6: Final answer
    x = 11,896,821.42

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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.