Home / 38,679,057.62-58,012,276.59-11,378,963.54

Finding the Fourth Proportional to 38,679,057.62, 58,012,276.59 and 11,378,963.54

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Solution

The fourth proportional to 38,679,057.62, 58,012,276.59 and 11,378,963.54 is: 17,066,589.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,679,057.62 : 58,012,276.59 = 11,378,963.54 : x
  2. Step 2: Convert to fraction form
    38,679,057.62/58,012,276.59 = 11,378,963.54/x
  3. Step 3: Cross multiply
    38,679,057.62x = 58,012,276.59 × 11,378,963.54
  4. Step 4: Simplify right side
    38,679,057.62x = 660,119,580,190,005.50
  5. Step 5: Solve for x
    x = 660,119,580,190,005.50/38,679,057.62
  6. Step 6: Final answer
    x = 17,066,589.02

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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.