Home / 52,187,965.92-78,250,936.95-19,842,235.92

Finding the Fourth Proportional to 52,187,965.92, 78,250,936.95 and 19,842,235.92

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Solution

The fourth proportional to 52,187,965.92, 78,250,936.95 and 19,842,235.92 is: 29,751,562.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,187,965.92 : 78,250,936.95 = 19,842,235.92 : x
  2. Step 2: Convert to fraction form
    52,187,965.92/78,250,936.95 = 19,842,235.92/x
  3. Step 3: Cross multiply
    52,187,965.92x = 78,250,936.95 × 19,842,235.92
  4. Step 4: Simplify right side
    52,187,965.92x = 1,552,673,551,922,945.50
  5. Step 5: Solve for x
    x = 1,552,673,551,922,945.50/52,187,965.92
  6. Step 6: Final answer
    x = 29,751,562.92

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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.