Home / 5,727,574.16-7,904,081.76-3,149,421.20

Finding the Fourth Proportional to 5,727,574.16, 7,904,081.76 and 3,149,421.20

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Solution

The fourth proportional to 5,727,574.16, 7,904,081.76 and 3,149,421.20 is: 4,346,217.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727,574.16 : 7,904,081.76 = 3,149,421.20 : x
  2. Step 2: Convert to fraction form
    5,727,574.16/7,904,081.76 = 3,149,421.20/x
  3. Step 3: Cross multiply
    5,727,574.16x = 7,904,081.76 × 3,149,421.20
  4. Step 4: Simplify right side
    5,727,574.16x = 24,893,282,661,477.31
  5. Step 5: Solve for x
    x = 24,893,282,661,477.31/5,727,574.16
  6. Step 6: Final answer
    x = 4,346,217.43

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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.