Home / 18,646,098.15-27,970,787.49-5,695,172.58

Finding the Fourth Proportional to 18,646,098.15, 27,970,787.49 and 5,695,172.58

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Solution

The fourth proportional to 18,646,098.15, 27,970,787.49 and 5,695,172.58 is: 8,543,259.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,646,098.15 : 27,970,787.49 = 5,695,172.58 : x
  2. Step 2: Convert to fraction form
    18,646,098.15/27,970,787.49 = 5,695,172.58/x
  3. Step 3: Cross multiply
    18,646,098.15x = 27,970,787.49 × 5,695,172.58
  4. Step 4: Simplify right side
    18,646,098.15x = 159,298,461,954,055.03
  5. Step 5: Solve for x
    x = 159,298,461,954,055.03/18,646,098.15
  6. Step 6: Final answer
    x = 8,543,259.86

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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.