Home / 6,428,066.37-8,870,987.34-3,527,561.04

Finding the Fourth Proportional to 6,428,066.37, 8,870,987.34 and 3,527,561.04

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Solution

The fourth proportional to 6,428,066.37, 8,870,987.34 and 3,527,561.04 is: 4,868,174.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428,066.37 : 8,870,987.34 = 3,527,561.04 : x
  2. Step 2: Convert to fraction form
    6,428,066.37/8,870,987.34 = 3,527,561.04/x
  3. Step 3: Cross multiply
    6,428,066.37x = 8,870,987.34 × 3,527,561.04
  4. Step 4: Simplify right side
    6,428,066.37x = 31,292,949,293,651.03
  5. Step 5: Solve for x
    x = 31,292,949,293,651.03/6,428,066.37
  6. Step 6: Final answer
    x = 4,868,174.58

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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.