Home / 10,082,515.84-15,123,696-2,509,430.56

Finding the Fourth Proportional to 10,082,515.84, 15,123,696 and 2,509,430.56

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Solution

The fourth proportional to 10,082,515.84, 15,123,696 and 2,509,430.56 is: 3,764,126.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082,515.84 : 15,123,696 = 2,509,430.56 : x
  2. Step 2: Convert to fraction form
    10,082,515.84/15,123,696 = 2,509,430.56/x
  3. Step 3: Cross multiply
    10,082,515.84x = 15,123,696 × 2,509,430.56
  4. Step 4: Simplify right side
    10,082,515.84x = 37,951,864,922,549.76
  5. Step 5: Solve for x
    x = 37,951,864,922,549.76/10,082,515.84
  6. Step 6: Final answer
    x = 3,764,126.49

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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.