Home / 6,925,988.64-9,557,849.16-3,870,202.80

Finding the Fourth Proportional to 6,925,988.64, 9,557,849.16 and 3,870,202.80

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Solution

The fourth proportional to 6,925,988.64, 9,557,849.16 and 3,870,202.80 is: 5,340,871.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925,988.64 : 9,557,849.16 = 3,870,202.80 : x
  2. Step 2: Convert to fraction form
    6,925,988.64/9,557,849.16 = 3,870,202.80/x
  3. Step 3: Cross multiply
    6,925,988.64x = 9,557,849.16 × 3,870,202.80
  4. Step 4: Simplify right side
    6,925,988.64x = 36,990,814,581,009.65
  5. Step 5: Solve for x
    x = 36,990,814,581,009.65/6,925,988.64
  6. Step 6: Final answer
    x = 5,340,871.39

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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.