Home / 18,354,695.82-27,507,242.39-6,988,944.30

Finding the Fourth Proportional to 18,354,695.82, 27,507,242.39 and 6,988,944.30

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Solution

The fourth proportional to 18,354,695.82, 27,507,242.39 and 6,988,944.30 is: 10,473,972.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,354,695.82 : 27,507,242.39 = 6,988,944.30 : x
  2. Step 2: Convert to fraction form
    18,354,695.82/27,507,242.39 = 6,988,944.30/x
  3. Step 3: Cross multiply
    18,354,695.82x = 27,507,242.39 × 6,988,944.30
  4. Step 4: Simplify right side
    18,354,695.82x = 192,246,584,875,364.16
  5. Step 5: Solve for x
    x = 192,246,584,875,364.16/18,354,695.82
  6. Step 6: Final answer
    x = 10,473,972.81

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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.