Home / 28,025,188.38-42,054,384.32-11,850,253.02

Finding the Fourth Proportional to 28,025,188.38, 42,054,384.32 and 11,850,253.02

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Solution

The fourth proportional to 28,025,188.38, 42,054,384.32 and 11,850,253.02 is: 17,782,399.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,025,188.38 : 42,054,384.32 = 11,850,253.02 : x
  2. Step 2: Convert to fraction form
    28,025,188.38/42,054,384.32 = 11,850,253.02/x
  3. Step 3: Cross multiply
    28,025,188.38x = 42,054,384.32 × 11,850,253.02
  4. Step 4: Simplify right side
    28,025,188.38x = 498,355,094,733,069.31
  5. Step 5: Solve for x
    x = 498,355,094,733,069.31/28,025,188.38
  6. Step 6: Final answer
    x = 17,782,399.46

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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.