Home / 6,328,837.09-8,733,837.12-3,428,227.94

Finding the Fourth Proportional to 6,328,837.09, 8,733,837.12 and 3,428,227.94

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Solution

The fourth proportional to 6,328,837.09, 8,733,837.12 and 3,428,227.94 is: 4,730,977.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328,837.09 : 8,733,837.12 = 3,428,227.94 : x
  2. Step 2: Convert to fraction form
    6,328,837.09/8,733,837.12 = 3,428,227.94/x
  3. Step 3: Cross multiply
    6,328,837.09x = 8,733,837.12 × 3,428,227.94
  4. Step 4: Simplify right side
    6,328,837.09x = 29,941,584,381,668.10
  5. Step 5: Solve for x
    x = 29,941,584,381,668.10/6,328,837.09
  6. Step 6: Final answer
    x = 4,730,977.26

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1.5x scale

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.