Home / 12,175,579.56-18,262,926.30-3,655,694.64

Finding the Fourth Proportional to 12,175,579.56, 18,262,926.30 and 3,655,694.64

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Solution

The fourth proportional to 12,175,579.56, 18,262,926.30 and 3,655,694.64 is: 5,483,408.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,175,579.56 : 18,262,926.30 = 3,655,694.64 : x
  2. Step 2: Convert to fraction form
    12,175,579.56/18,262,926.30 = 3,655,694.64/x
  3. Step 3: Cross multiply
    12,175,579.56x = 18,262,926.30 × 3,655,694.64
  4. Step 4: Simplify right side
    12,175,579.56x = 66,763,681,785,625.04
  5. Step 5: Solve for x
    x = 66,763,681,785,625.04/12,175,579.56
  6. Step 6: Final answer
    x = 5,483,408.94

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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.