Home / 18,322,943.92-27,484,392.59-4,676,090.55

Finding the Fourth Proportional to 18,322,943.92, 27,484,392.59 and 4,676,090.55

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Solution

The fourth proportional to 18,322,943.92, 27,484,392.59 and 4,676,090.55 is: 7,014,129.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,322,943.92 : 27,484,392.59 = 4,676,090.55 : x
  2. Step 2: Convert to fraction form
    18,322,943.92/27,484,392.59 = 4,676,090.55/x
  3. Step 3: Cross multiply
    18,322,943.92x = 27,484,392.59 × 4,676,090.55
  4. Step 4: Simplify right side
    18,322,943.92x = 128,519,508,462,589.02
  5. Step 5: Solve for x
    x = 128,519,508,462,589.02/18,322,943.92
  6. Step 6: Final answer
    x = 7,014,129.88

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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.