Home / 36,694,812.30-50,635,845.98-21,604,678.88

Finding the Fourth Proportional to 36,694,812.30, 50,635,845.98 and 21,604,678.88

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Solution

The fourth proportional to 36,694,812.30, 50,635,845.98 and 21,604,678.88 is: 29,812,693.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,694,812.30 : 50,635,845.98 = 21,604,678.88 : x
  2. Step 2: Convert to fraction form
    36,694,812.30/50,635,845.98 = 21,604,678.88/x
  3. Step 3: Cross multiply
    36,694,812.30x = 50,635,845.98 × 21,604,678.88
  4. Step 4: Simplify right side
    36,694,812.30x = 1,093,971,192,215,038.75
  5. Step 5: Solve for x
    x = 1,093,971,192,215,038.75/36,694,812.30
  6. Step 6: Final answer
    x = 29,812,693.50

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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.