Home / 22,670,257.38-31,285,266.04-12,356,958.30

Finding the Fourth Proportional to 22,670,257.38, 31,285,266.04 and 12,356,958.30

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Solution

The fourth proportional to 22,670,257.38, 31,285,266.04 and 12,356,958.30 is: 17,052,771.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,670,257.38 : 31,285,266.04 = 12,356,958.30 : x
  2. Step 2: Convert to fraction form
    22,670,257.38/31,285,266.04 = 12,356,958.30/x
  3. Step 3: Cross multiply
    22,670,257.38x = 31,285,266.04 × 12,356,958.30
  4. Step 4: Simplify right side
    22,670,257.38x = 386,590,727,829,793.75
  5. Step 5: Solve for x
    x = 386,590,727,829,793.75/22,670,257.38
  6. Step 6: Final answer
    x = 17,052,771.89

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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.