Home / 6,864,414.16-9,472,893-3,808,621.12

Finding the Fourth Proportional to 6,864,414.16, 9,472,893 and 3,808,621.12

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Solution

The fourth proportional to 6,864,414.16, 9,472,893 and 3,808,621.12 is: 5,255,897.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864,414.16 : 9,472,893 = 3,808,621.12 : x
  2. Step 2: Convert to fraction form
    6,864,414.16/9,472,893 = 3,808,621.12/x
  3. Step 3: Cross multiply
    6,864,414.16x = 9,472,893 × 3,808,621.12
  4. Step 4: Simplify right side
    6,864,414.16x = 36,078,660,347,300.16
  5. Step 5: Solve for x
    x = 36,078,660,347,300.16/6,864,414.16
  6. Step 6: Final answer
    x = 5,255,897.96

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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.