Home / 5,728,048.96-7,904,436.96-3,149,838.40

Finding the Fourth Proportional to 5,728,048.96, 7,904,436.96 and 3,149,838.40

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Solution

The fourth proportional to 5,728,048.96, 7,904,436.96 and 3,149,838.40 is: 4,346,628.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728,048.96 : 7,904,436.96 = 3,149,838.40 : x
  2. Step 2: Convert to fraction form
    5,728,048.96/7,904,436.96 = 3,149,838.40/x
  3. Step 3: Cross multiply
    5,728,048.96x = 7,904,436.96 × 3,149,838.40
  4. Step 4: Simplify right side
    5,728,048.96x = 24,897,699,066,987.26
  5. Step 5: Solve for x
    x = 24,897,699,066,987.26/5,728,048.96
  6. Step 6: Final answer
    x = 4,346,628.19

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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.