Home / 12,108,446.65-16,709,787.04-6,601,776.82

Finding the Fourth Proportional to 12,108,446.65, 16,709,787.04 and 6,601,776.82

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Solution

The fourth proportional to 12,108,446.65, 16,709,787.04 and 6,601,776.82 is: 9,110,523.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,108,446.65 : 16,709,787.04 = 6,601,776.82 : x
  2. Step 2: Convert to fraction form
    12,108,446.65/16,709,787.04 = 6,601,776.82/x
  3. Step 3: Cross multiply
    12,108,446.65x = 16,709,787.04 × 6,601,776.82
  4. Step 4: Simplify right side
    12,108,446.65x = 110,314,284,720,472.03
  5. Step 5: Solve for x
    x = 110,314,284,720,472.03/12,108,446.65
  6. Step 6: Final answer
    x = 9,110,523.25

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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.