Home / 14,443,439.73-19,920,324.75-12,697,375.77

Finding the Fourth Proportional to 14,443,439.73, 19,920,324.75 and 12,697,375.77

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Solution

The fourth proportional to 14,443,439.73, 19,920,324.75 and 12,697,375.77 is: 17,512,161.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,443,439.73 : 19,920,324.75 = 12,697,375.77 : x
  2. Step 2: Convert to fraction form
    14,443,439.73/19,920,324.75 = 12,697,375.77/x
  3. Step 3: Cross multiply
    14,443,439.73x = 19,920,324.75 × 12,697,375.77
  4. Step 4: Simplify right side
    14,443,439.73x = 252,935,848,811,181.31
  5. Step 5: Solve for x
    x = 252,935,848,811,181.31/14,443,439.73
  6. Step 6: Final answer
    x = 17,512,161.48

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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.