Home / 12,513,367.98-18,777,152.34-6,756,024.84

Finding the Fourth Proportional to 12,513,367.98, 18,777,152.34 and 6,756,024.84

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Solution

The fourth proportional to 12,513,367.98, 18,777,152.34 and 6,756,024.84 is: 10,137,870.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,513,367.98 : 18,777,152.34 = 6,756,024.84 : x
  2. Step 2: Convert to fraction form
    12,513,367.98/18,777,152.34 = 6,756,024.84/x
  3. Step 3: Cross multiply
    12,513,367.98x = 18,777,152.34 × 6,756,024.84
  4. Step 4: Simplify right side
    12,513,367.98x = 126,858,907,633,504.12
  5. Step 5: Solve for x
    x = 126,858,907,633,504.12/12,513,367.98
  6. Step 6: Final answer
    x = 10,137,870.78

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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.