Home / 21,952,086-30,293,878.68-12,294,294

Finding the Fourth Proportional to 21,952,086, 30,293,878.68 and 12,294,294

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Solution

The fourth proportional to 21,952,086, 30,293,878.68 and 12,294,294 is: 16,966,125.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,952,086 : 30,293,878.68 = 12,294,294 : x
  2. Step 2: Convert to fraction form
    21,952,086/30,293,878.68 = 12,294,294/x
  3. Step 3: Cross multiply
    21,952,086x = 30,293,878.68 × 12,294,294
  4. Step 4: Simplify right side
    21,952,086x = 372,441,850,892,251.94
  5. Step 5: Solve for x
    x = 372,441,850,892,251.94/21,952,086
  6. Step 6: Final answer
    x = 16,966,125.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.