Home / 14,758,773.08-20,368,019.58-8,143,329.20

Finding the Fourth Proportional to 14,758,773.08, 20,368,019.58 and 8,143,329.20

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Solution

The fourth proportional to 14,758,773.08, 20,368,019.58 and 8,143,329.20 is: 11,238,297.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,758,773.08 : 20,368,019.58 = 8,143,329.20 : x
  2. Step 2: Convert to fraction form
    14,758,773.08/20,368,019.58 = 8,143,329.20/x
  3. Step 3: Cross multiply
    14,758,773.08x = 20,368,019.58 × 8,143,329.20
  4. Step 4: Simplify right side
    14,758,773.08x = 165,863,488,591,985.72
  5. Step 5: Solve for x
    x = 165,863,488,591,985.72/14,758,773.08
  6. Step 6: Final answer
    x = 11,238,297.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.