Home / 14,679,511.20-20,257,162.07-8,153,556.93

Finding the Fourth Proportional to 14,679,511.20, 20,257,162.07 and 8,153,556.93

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Solution

The fourth proportional to 14,679,511.20, 20,257,162.07 and 8,153,556.93 is: 11,251,595.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,679,511.20 : 20,257,162.07 = 8,153,556.93 : x
  2. Step 2: Convert to fraction form
    14,679,511.20/20,257,162.07 = 8,153,556.93/x
  3. Step 3: Cross multiply
    14,679,511.20x = 20,257,162.07 × 8,153,556.93
  4. Step 4: Simplify right side
    14,679,511.20x = 165,167,924,137,213.88
  5. Step 5: Solve for x
    x = 165,167,924,137,213.88/14,679,511.20
  6. Step 6: Final answer
    x = 11,251,595.63

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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.