Home / 54,864,392.34-82,238,975.64-18,460,144.38

Finding the Fourth Proportional to 54,864,392.34, 82,238,975.64 and 18,460,144.38

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Solution

The fourth proportional to 54,864,392.34, 82,238,975.64 and 18,460,144.38 is: 27,670,831.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,864,392.34 : 82,238,975.64 = 18,460,144.38 : x
  2. Step 2: Convert to fraction form
    54,864,392.34/82,238,975.64 = 18,460,144.38/x
  3. Step 3: Cross multiply
    54,864,392.34x = 82,238,975.64 × 18,460,144.38
  4. Step 4: Simplify right side
    54,864,392.34x = 1,518,143,363,977,702.75
  5. Step 5: Solve for x
    x = 1,518,143,363,977,702.75/54,864,392.34
  6. Step 6: Final answer
    x = 27,670,831.65

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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.