Home / 6,379,916.80-8,804,087.76-3,626,904.64

Finding the Fourth Proportional to 6,379,916.80, 8,804,087.76 and 3,626,904.64

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Solution

The fourth proportional to 6,379,916.80, 8,804,087.76 and 3,626,904.64 is: 5,005,016.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,379,916.80 : 8,804,087.76 = 3,626,904.64 : x
  2. Step 2: Convert to fraction form
    6,379,916.80/8,804,087.76 = 3,626,904.64/x
  3. Step 3: Cross multiply
    6,379,916.80x = 8,804,087.76 × 3,626,904.64
  4. Step 4: Simplify right side
    6,379,916.80x = 31,931,586,747,711.21
  5. Step 5: Solve for x
    x = 31,931,586,747,711.21/6,379,916.80
  6. Step 6: Final answer
    x = 5,005,016.17

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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.