Home / 21,441,506.70-32,148,042.12-7,793,032.62

Finding the Fourth Proportional to 21,441,506.70, 32,148,042.12 and 7,793,032.62

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Solution

The fourth proportional to 21,441,506.70, 32,148,042.12 and 7,793,032.62 is: 11,684,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,441,506.70 : 32,148,042.12 = 7,793,032.62 : x
  2. Step 2: Convert to fraction form
    21,441,506.70/32,148,042.12 = 7,793,032.62/x
  3. Step 3: Cross multiply
    21,441,506.70x = 32,148,042.12 × 7,793,032.62
  4. Step 4: Simplify right side
    21,441,506.70x = 250,530,740,910,293.97
  5. Step 5: Solve for x
    x = 250,530,740,910,293.97/21,441,506.70
  6. Step 6: Final answer
    x = 11,684,381.35

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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.