Home / 45,066,971.07-67,590,996.96-12,711,306.97

Finding the Fourth Proportional to 45,066,971.07, 67,590,996.96 and 12,711,306.97

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Solution

The fourth proportional to 45,066,971.07, 67,590,996.96 and 12,711,306.97 is: 19,064,292.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,066,971.07 : 67,590,996.96 = 12,711,306.97 : x
  2. Step 2: Convert to fraction form
    45,066,971.07/67,590,996.96 = 12,711,306.97/x
  3. Step 3: Cross multiply
    45,066,971.07x = 67,590,996.96 × 12,711,306.97
  4. Step 4: Simplify right side
    45,066,971.07x = 859,169,910,766,896.75
  5. Step 5: Solve for x
    x = 859,169,910,766,896.75/45,066,971.07
  6. Step 6: Final answer
    x = 19,064,292.33

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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.