Home / 52,187,949.92-78,250,912.95-19,842,219.92

Finding the Fourth Proportional to 52,187,949.92, 78,250,912.95 and 19,842,219.92

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Solution

The fourth proportional to 52,187,949.92, 78,250,912.95 and 19,842,219.92 is: 29,751,538.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,187,949.92 : 78,250,912.95 = 19,842,219.92 : x
  2. Step 2: Convert to fraction form
    52,187,949.92/78,250,912.95 = 19,842,219.92/x
  3. Step 3: Cross multiply
    52,187,949.92x = 78,250,912.95 × 19,842,219.92
  4. Step 4: Simplify right side
    52,187,949.92x = 1,552,671,823,694,676.25
  5. Step 5: Solve for x
    x = 1,552,671,823,694,676.25/52,187,949.92
  6. Step 6: Final answer
    x = 29,751,538.93

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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.