Home / 6,328,837.85-8,733,838.16-3,428,228.69

Finding the Fourth Proportional to 6,328,837.85, 8,733,838.16 and 3,428,228.69

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Solution

The fourth proportional to 6,328,837.85, 8,733,838.16 and 3,428,228.69 is: 4,730,978.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328,837.85 : 8,733,838.16 = 3,428,228.69 : x
  2. Step 2: Convert to fraction form
    6,328,837.85/8,733,838.16 = 3,428,228.69/x
  3. Step 3: Cross multiply
    6,328,837.85x = 8,733,838.16 × 3,428,228.69
  4. Step 4: Simplify right side
    6,328,837.85x = 29,941,594,493,118.47
  5. Step 5: Solve for x
    x = 29,941,594,493,118.47/6,328,837.85
  6. Step 6: Final answer
    x = 4,730,978.30

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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.