Home / 73,083,288.98-109,629,977.62-21,268,320.14

Finding the Fourth Proportional to 73,083,288.98, 109,629,977.62 and 21,268,320.14

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Solution

The fourth proportional to 73,083,288.98, 109,629,977.62 and 21,268,320.14 is: 31,903,948.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,083,288.98 : 109,629,977.62 = 21,268,320.14 : x
  2. Step 2: Convert to fraction form
    73,083,288.98/109,629,977.62 = 21,268,320.14/x
  3. Step 3: Cross multiply
    73,083,288.98x = 109,629,977.62 × 21,268,320.14
  4. Step 4: Simplify right side
    73,083,288.98x = 2,331,645,460,963,195.50
  5. Step 5: Solve for x
    x = 2,331,645,460,963,195.50/73,083,288.98
  6. Step 6: Final answer
    x = 31,903,948.13

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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.