Home / 18,372,487.52-27,554,621.06-5,415,873.93

Finding the Fourth Proportional to 18,372,487.52, 27,554,621.06 and 5,415,873.93

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Solution

The fourth proportional to 18,372,487.52, 27,554,621.06 and 5,415,873.93 is: 8,122,599.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,372,487.52 : 27,554,621.06 = 5,415,873.93 : x
  2. Step 2: Convert to fraction form
    18,372,487.52/27,554,621.06 = 5,415,873.93/x
  3. Step 3: Cross multiply
    18,372,487.52x = 27,554,621.06 × 5,415,873.93
  4. Step 4: Simplify right side
    18,372,487.52x = 149,232,353,822,803.59
  5. Step 5: Solve for x
    x = 149,232,353,822,803.59/18,372,487.52
  6. Step 6: Final answer
    x = 8,122,599.28

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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.