Home / 6,821,722.64-9,413,957.96-3,765,915

Finding the Fourth Proportional to 6,821,722.64, 9,413,957.96 and 3,765,915

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Solution

The fourth proportional to 6,821,722.64, 9,413,957.96 and 3,765,915 is: 5,196,952.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821,722.64 : 9,413,957.96 = 3,765,915 : x
  2. Step 2: Convert to fraction form
    6,821,722.64/9,413,957.96 = 3,765,915/x
  3. Step 3: Cross multiply
    6,821,722.64x = 9,413,957.96 × 3,765,915
  4. Step 4: Simplify right side
    6,821,722.64x = 35,452,165,490,933.41
  5. Step 5: Solve for x
    x = 35,452,165,490,933.41/6,821,722.64
  6. Step 6: Final answer
    x = 5,196,952.05

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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.