Home / 45,932,747.40-68,899,121.10-18,652,109.40

Finding the Fourth Proportional to 45,932,747.40, 68,899,121.10 and 18,652,109.40

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Solution

The fourth proportional to 45,932,747.40, 68,899,121.10 and 18,652,109.40 is: 27,978,164.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,932,747.40 : 68,899,121.10 = 18,652,109.40 : x
  2. Step 2: Convert to fraction form
    45,932,747.40/68,899,121.10 = 18,652,109.40/x
  3. Step 3: Cross multiply
    45,932,747.40x = 68,899,121.10 × 18,652,109.40
  4. Step 4: Simplify right side
    45,932,747.40x = 1,285,113,944,321,048.25
  5. Step 5: Solve for x
    x = 1,285,113,944,321,048.25/45,932,747.40
  6. Step 6: Final answer
    x = 27,978,164.10

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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.