Home / 6,448,016-8,898,261.92-3,547,344.48

Finding the Fourth Proportional to 6,448,016, 8,898,261.92 and 3,547,344.48

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Solution

The fourth proportional to 6,448,016, 8,898,261.92 and 3,547,344.48 is: 4,895,335.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,016 : 8,898,261.92 = 3,547,344.48 : x
  2. Step 2: Convert to fraction form
    6,448,016/8,898,261.92 = 3,547,344.48/x
  3. Step 3: Cross multiply
    6,448,016x = 8,898,261.92 × 3,547,344.48
  4. Step 4: Simplify right side
    6,448,016x = 31,565,200,303,506.20
  5. Step 5: Solve for x
    x = 31,565,200,303,506.20/6,448,016
  6. Step 6: Final answer
    x = 4,895,335.29

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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.