Home / 18,146,329.60-27,188,001.60-15,311,977.60

Finding the Fourth Proportional to 18,146,329.60, 27,188,001.60 and 15,311,977.60

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Solution

The fourth proportional to 18,146,329.60, 27,188,001.60 and 15,311,977.60 is: 22,941,392.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146,329.60 : 27,188,001.60 = 15,311,977.60 : x
  2. Step 2: Convert to fraction form
    18,146,329.60/27,188,001.60 = 15,311,977.60/x
  3. Step 3: Cross multiply
    18,146,329.60x = 27,188,001.60 × 15,311,977.60
  4. Step 4: Simplify right side
    18,146,329.60x = 416,302,071,487,964.19
  5. Step 5: Solve for x
    x = 416,302,071,487,964.19/18,146,329.60
  6. Step 6: Final answer
    x = 22,941,392.59

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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.