Home / 38,071,492.84-52,533,116.58-21,770,819.56

Finding the Fourth Proportional to 38,071,492.84, 52,533,116.58 and 21,770,819.56

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Solution

The fourth proportional to 38,071,492.84, 52,533,116.58 and 21,770,819.56 is: 30,040,560.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,071,492.84 : 52,533,116.58 = 21,770,819.56 : x
  2. Step 2: Convert to fraction form
    38,071,492.84/52,533,116.58 = 21,770,819.56/x
  3. Step 3: Cross multiply
    38,071,492.84x = 52,533,116.58 × 21,770,819.56
  4. Step 4: Simplify right side
    38,071,492.84x = 1,143,689,001,987,624.25
  5. Step 5: Solve for x
    x = 1,143,689,001,987,624.25/38,071,492.84
  6. Step 6: Final answer
    x = 30,040,560.97

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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.