Home / 52,187,949.67-78,250,912.58-19,842,219.67

Finding the Fourth Proportional to 52,187,949.67, 78,250,912.58 and 19,842,219.67

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Solution

The fourth proportional to 52,187,949.67, 78,250,912.58 and 19,842,219.67 is: 29,751,538.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,187,949.67 : 78,250,912.58 = 19,842,219.67 : x
  2. Step 2: Convert to fraction form
    52,187,949.67/78,250,912.58 = 19,842,219.67/x
  3. Step 3: Cross multiply
    52,187,949.67x = 78,250,912.58 × 19,842,219.67
  4. Step 4: Simplify right side
    52,187,949.67x = 1,552,671,796,691,115.50
  5. Step 5: Solve for x
    x = 1,552,671,796,691,115.50/52,187,949.67
  6. Step 6: Final answer
    x = 29,751,538.55

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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.