Home / 18,007,498.62-27,003,266.73-12,937,552.38

Finding the Fourth Proportional to 18,007,498.62, 27,003,266.73 and 12,937,552.38

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Solution

The fourth proportional to 18,007,498.62, 27,003,266.73 and 12,937,552.38 is: 19,400,594.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,007,498.62 : 27,003,266.73 = 12,937,552.38 : x
  2. Step 2: Convert to fraction form
    18,007,498.62/27,003,266.73 = 12,937,552.38/x
  3. Step 3: Cross multiply
    18,007,498.62x = 27,003,266.73 × 12,937,552.38
  4. Step 4: Simplify right side
    18,007,498.62x = 349,356,177,750,486.38
  5. Step 5: Solve for x
    x = 349,356,177,750,486.38/18,007,498.62
  6. Step 6: Final answer
    x = 19,400,594.45

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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.