Home / 54,864,391.34-82,238,974.14-18,460,143.38

Finding the Fourth Proportional to 54,864,391.34, 82,238,974.14 and 18,460,143.38

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Solution

The fourth proportional to 54,864,391.34, 82,238,974.14 and 18,460,143.38 is: 27,670,830.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,864,391.34 : 82,238,974.14 = 18,460,143.38 : x
  2. Step 2: Convert to fraction form
    54,864,391.34/82,238,974.14 = 18,460,143.38/x
  3. Step 3: Cross multiply
    54,864,391.34x = 82,238,974.14 × 18,460,143.38
  4. Step 4: Simplify right side
    54,864,391.34x = 1,518,143,254,048,512
  5. Step 5: Solve for x
    x = 1,518,143,254,048,512/54,864,391.34
  6. Step 6: Final answer
    x = 27,670,830.15

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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.