Home / 6,896,620.15-9,517,631.04-3,840,834.40

Finding the Fourth Proportional to 6,896,620.15, 9,517,631.04 and 3,840,834.40

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Solution

The fourth proportional to 6,896,620.15, 9,517,631.04 and 3,840,834.40 is: 5,300,515.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,896,620.15 : 9,517,631.04 = 3,840,834.40 : x
  2. Step 2: Convert to fraction form
    6,896,620.15/9,517,631.04 = 3,840,834.40/x
  3. Step 3: Cross multiply
    6,896,620.15x = 9,517,631.04 × 3,840,834.40
  4. Step 4: Simplify right side
    6,896,620.15x = 36,555,644,704,939.77
  5. Step 5: Solve for x
    x = 36,555,644,704,939.77/6,896,620.15
  6. Step 6: Final answer
    x = 5,300,515.89

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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.