Home / 28,025,186.87-42,054,382.07-11,850,251.51

Finding the Fourth Proportional to 28,025,186.87, 42,054,382.07 and 11,850,251.51

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Solution

The fourth proportional to 28,025,186.87, 42,054,382.07 and 11,850,251.51 is: 17,782,397.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,025,186.87 : 42,054,382.07 = 11,850,251.51 : x
  2. Step 2: Convert to fraction form
    28,025,186.87/42,054,382.07 = 11,850,251.51/x
  3. Step 3: Cross multiply
    28,025,186.87x = 42,054,382.07 × 11,850,251.51
  4. Step 4: Simplify right side
    28,025,186.87x = 498,355,004,717,457.56
  5. Step 5: Solve for x
    x = 498,355,004,717,457.56/28,025,186.87
  6. Step 6: Final answer
    x = 17,782,397.21

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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.