Home / 22,603,759.48-31,192,971.42-12,290,486.20

Finding the Fourth Proportional to 22,603,759.48, 31,192,971.42 and 12,290,486.20

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Solution

The fourth proportional to 22,603,759.48, 31,192,971.42 and 12,290,486.20 is: 16,960,753.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,603,759.48 : 31,192,971.42 = 12,290,486.20 : x
  2. Step 2: Convert to fraction form
    22,603,759.48/31,192,971.42 = 12,290,486.20/x
  3. Step 3: Cross multiply
    22,603,759.48x = 31,192,971.42 × 12,290,486.20
  4. Step 4: Simplify right side
    22,603,759.48x = 383,376,784,774,504.38
  5. Step 5: Solve for x
    x = 383,376,784,774,504.38/22,603,759.48
  6. Step 6: Final answer
    x = 16,960,753.15

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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.