Home / 6,447,993.66-8,898,231.20-3,547,322.28

Finding the Fourth Proportional to 6,447,993.66, 8,898,231.20 and 3,547,322.28

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Solution

The fourth proportional to 6,447,993.66, 8,898,231.20 and 3,547,322.28 is: 4,895,304.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447,993.66 : 8,898,231.20 = 3,547,322.28 : x
  2. Step 2: Convert to fraction form
    6,447,993.66/8,898,231.20 = 3,547,322.28/x
  3. Step 3: Cross multiply
    6,447,993.66x = 8,898,231.20 × 3,547,322.28
  4. Step 4: Simplify right side
    6,447,993.66x = 31,564,893,770,614.52
  5. Step 5: Solve for x
    x = 31,564,893,770,614.52/6,447,993.66
  6. Step 6: Final answer
    x = 4,895,304.72

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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.