Home / 18,182,873.21-27,273,645.51-5,403,045.76

Finding the Fourth Proportional to 18,182,873.21, 27,273,645.51 and 5,403,045.76

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Solution

The fourth proportional to 18,182,873.21, 27,273,645.51 and 5,403,045.76 is: 8,104,371.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,182,873.21 : 27,273,645.51 = 5,403,045.76 : x
  2. Step 2: Convert to fraction form
    18,182,873.21/27,273,645.51 = 5,403,045.76/x
  3. Step 3: Cross multiply
    18,182,873.21x = 27,273,645.51 × 5,403,045.76
  4. Step 4: Simplify right side
    18,182,873.21x = 147,360,754,664,364.44
  5. Step 5: Solve for x
    x = 147,360,754,664,364.44/18,182,873.21
  6. Step 6: Final answer
    x = 8,104,371.24

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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.