Home / 12,049,974.30-16,628,911.94-6,543,304.72

Finding the Fourth Proportional to 12,049,974.30, 16,628,911.94 and 6,543,304.72

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Solution

The fourth proportional to 12,049,974.30, 16,628,911.94 and 6,543,304.72 is: 9,029,731.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,049,974.30 : 16,628,911.94 = 6,543,304.72 : x
  2. Step 2: Convert to fraction form
    12,049,974.30/16,628,911.94 = 6,543,304.72/x
  3. Step 3: Cross multiply
    12,049,974.30x = 16,628,911.94 × 6,543,304.72
  4. Step 4: Simplify right side
    12,049,974.30x = 108,808,037,985,466.34
  5. Step 5: Solve for x
    x = 108,808,037,985,466.34/12,049,974.30
  6. Step 6: Final answer
    x = 9,029,731.95

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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.