Home / 18,164,322.90-27,284,392.35-15,329,970.90

Finding the Fourth Proportional to 18,164,322.90, 27,284,392.35 and 15,329,970.90

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Solution

The fourth proportional to 18,164,322.90, 27,284,392.35 and 15,329,970.90 is: 23,026,949.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,164,322.90 : 27,284,392.35 = 15,329,970.90 : x
  2. Step 2: Convert to fraction form
    18,164,322.90/27,284,392.35 = 15,329,970.90/x
  3. Step 3: Cross multiply
    18,164,322.90x = 27,284,392.35 × 15,329,970.90
  4. Step 4: Simplify right side
    18,164,322.90x = 418,268,940,749,682.62
  5. Step 5: Solve for x
    x = 418,268,940,749,682.62/18,164,322.90
  6. Step 6: Final answer
    x = 23,026,949.20

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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.