Home / 18,123,946.32-27,185,920.02-17,015,399.76

Finding the Fourth Proportional to 18,123,946.32, 27,185,920.02 and 17,015,399.76

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Solution

The fourth proportional to 18,123,946.32, 27,185,920.02 and 17,015,399.76 is: 25,523,100.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,123,946.32 : 27,185,920.02 = 17,015,399.76 : x
  2. Step 2: Convert to fraction form
    18,123,946.32/27,185,920.02 = 17,015,399.76/x
  3. Step 3: Cross multiply
    18,123,946.32x = 27,185,920.02 × 17,015,399.76
  4. Step 4: Simplify right side
    18,123,946.32x = 462,579,296,983,687.25
  5. Step 5: Solve for x
    x = 462,579,296,983,687.25/18,123,946.32
  6. Step 6: Final answer
    x = 25,523,100.15

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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.