Home / 6,427,791.65-8,870,339.77-3,487,607.79

Finding the Fourth Proportional to 6,427,791.65, 8,870,339.77 and 3,487,607.79

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Solution

The fourth proportional to 6,427,791.65, 8,870,339.77 and 3,487,607.79 is: 4,812,891.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427,791.65 : 8,870,339.77 = 3,487,607.79 : x
  2. Step 2: Convert to fraction form
    6,427,791.65/8,870,339.77 = 3,487,607.79/x
  3. Step 3: Cross multiply
    6,427,791.65x = 8,870,339.77 × 3,487,607.79
  4. Step 4: Simplify right side
    6,427,791.65x = 30,936,266,039,816.02
  5. Step 5: Solve for x
    x = 30,936,266,039,816.02/6,427,791.65
  6. Step 6: Final answer
    x = 4,812,891.85

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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.