Home / 12,282,408.28-16,949,674.02-6,776,125.48

Finding the Fourth Proportional to 12,282,408.28, 16,949,674.02 and 6,776,125.48

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Solution

The fourth proportional to 12,282,408.28, 16,949,674.02 and 6,776,125.48 is: 9,351,025.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,282,408.28 : 16,949,674.02 = 6,776,125.48 : x
  2. Step 2: Convert to fraction form
    12,282,408.28/16,949,674.02 = 6,776,125.48/x
  3. Step 3: Cross multiply
    12,282,408.28x = 16,949,674.02 × 6,776,125.48
  4. Step 4: Simplify right side
    12,282,408.28x = 114,853,118,004,616.03
  5. Step 5: Solve for x
    x = 114,853,118,004,616.03/12,282,408.28
  6. Step 6: Final answer
    x = 9,351,025.91

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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.