Home / 12,175,215.08-18,262,824.68-3,077,338.82

Finding the Fourth Proportional to 12,175,215.08, 18,262,824.68 and 3,077,338.82

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Solution

The fourth proportional to 12,175,215.08, 18,262,824.68 and 3,077,338.82 is: 4,616,008.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,175,215.08 : 18,262,824.68 = 3,077,338.82 : x
  2. Step 2: Convert to fraction form
    12,175,215.08/18,262,824.68 = 3,077,338.82/x
  3. Step 3: Cross multiply
    12,175,215.08x = 18,262,824.68 × 3,077,338.82
  4. Step 4: Simplify right side
    12,175,215.08x = 56,200,899,266,997.30
  5. Step 5: Solve for x
    x = 56,200,899,266,997.30/12,175,215.08
  6. Step 6: Final answer
    x = 4,616,008.75

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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.