Home / 6,328,849.31-8,733,853.98-3,428,240.16

Finding the Fourth Proportional to 6,328,849.31, 8,733,853.98 and 3,428,240.16

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Solution

The fourth proportional to 6,328,849.31, 8,733,853.98 and 3,428,240.16 is: 4,730,994.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328,849.31 : 8,733,853.98 = 3,428,240.16 : x
  2. Step 2: Convert to fraction form
    6,328,849.31/8,733,853.98 = 3,428,240.16/x
  3. Step 3: Cross multiply
    6,328,849.31x = 8,733,853.98 × 3,428,240.16
  4. Step 4: Simplify right side
    6,328,849.31x = 29,941,748,965,811.84
  5. Step 5: Solve for x
    x = 29,941,748,965,811.84/6,328,849.31
  6. Step 6: Final answer
    x = 4,730,994.13

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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.