Home / 14,962,770.98-20,648,632.82-8,347,359.45

Finding the Fourth Proportional to 14,962,770.98, 20,648,632.82 and 8,347,359.45

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Solution

The fourth proportional to 14,962,770.98, 20,648,632.82 and 8,347,359.45 is: 11,519,360.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,962,770.98 : 20,648,632.82 = 8,347,359.45 : x
  2. Step 2: Convert to fraction form
    14,962,770.98/20,648,632.82 = 8,347,359.45/x
  3. Step 3: Cross multiply
    14,962,770.98x = 20,648,632.82 × 8,347,359.45
  4. Step 4: Simplify right side
    14,962,770.98x = 172,361,560,257,870.38
  5. Step 5: Solve for x
    x = 172,361,560,257,870.38/14,962,770.98
  6. Step 6: Final answer
    x = 11,519,360.99

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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.