Home / 38,071,491.84-52,533,115.20-21,770,818.56

Finding the Fourth Proportional to 38,071,491.84, 52,533,115.20 and 21,770,818.56

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Solution

The fourth proportional to 38,071,491.84, 52,533,115.20 and 21,770,818.56 is: 30,040,559.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,071,491.84 : 52,533,115.20 = 21,770,818.56 : x
  2. Step 2: Convert to fraction form
    38,071,491.84/52,533,115.20 = 21,770,818.56/x
  3. Step 3: Cross multiply
    38,071,491.84x = 52,533,115.20 × 21,770,818.56
  4. Step 4: Simplify right side
    38,071,491.84x = 1,143,688,919,410,778
  5. Step 5: Solve for x
    x = 1,143,688,919,410,778/38,071,491.84
  6. Step 6: Final answer
    x = 30,040,559.59

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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.