Home / 28,025,187.87-42,054,383.57-11,850,252.51

Finding the Fourth Proportional to 28,025,187.87, 42,054,383.57 and 11,850,252.51

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Solution

The fourth proportional to 28,025,187.87, 42,054,383.57 and 11,850,252.51 is: 17,782,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,025,187.87 : 42,054,383.57 = 11,850,252.51 : x
  2. Step 2: Convert to fraction form
    28,025,187.87/42,054,383.57 = 11,850,252.51/x
  3. Step 3: Cross multiply
    28,025,187.87x = 42,054,383.57 × 11,850,252.51
  4. Step 4: Simplify right side
    28,025,187.87x = 498,355,064,456,895.25
  5. Step 5: Solve for x
    x = 498,355,064,456,895.25/28,025,187.87
  6. Step 6: Final answer
    x = 17,782,398.70

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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.