Home / 12,276,872.46-16,941,860.10-6,770,756.52

Finding the Fourth Proportional to 12,276,872.46, 16,941,860.10 and 6,770,756.52

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Solution

The fourth proportional to 12,276,872.46, 16,941,860.10 and 6,770,756.52 is: 9,343,520.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,276,872.46 : 16,941,860.10 = 6,770,756.52 : x
  2. Step 2: Convert to fraction form
    12,276,872.46/16,941,860.10 = 6,770,756.52/x
  3. Step 3: Cross multiply
    12,276,872.46x = 16,941,860.10 × 6,770,756.52
  4. Step 4: Simplify right side
    12,276,872.46x = 114,709,209,733,002.86
  5. Step 5: Solve for x
    x = 114,709,209,733,002.86/12,276,872.46
  6. Step 6: Final answer
    x = 9,343,520.52

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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.