Home / 18,601,552.87-27,903,415.20-5,648,126.11

Finding the Fourth Proportional to 18,601,552.87, 27,903,415.20 and 5,648,126.11

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Solution

The fourth proportional to 18,601,552.87, 27,903,415.20 and 5,648,126.11 is: 8,472,518.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,601,552.87 : 27,903,415.20 = 5,648,126.11 : x
  2. Step 2: Convert to fraction form
    18,601,552.87/27,903,415.20 = 5,648,126.11/x
  3. Step 3: Cross multiply
    18,601,552.87x = 27,903,415.20 × 5,648,126.11
  4. Step 4: Simplify right side
    18,601,552.87x = 157,602,007,949,290.88
  5. Step 5: Solve for x
    x = 157,602,007,949,290.88/18,601,552.87
  6. Step 6: Final answer
    x = 8,472,518.88

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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.