Home / 6,328,830.40-8,733,827.88-3,428,221.27

Finding the Fourth Proportional to 6,328,830.40, 8,733,827.88 and 3,428,221.27

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Solution

The fourth proportional to 6,328,830.40, 8,733,827.88 and 3,428,221.27 is: 4,730,968.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328,830.40 : 8,733,827.88 = 3,428,221.27 : x
  2. Step 2: Convert to fraction form
    6,328,830.40/8,733,827.88 = 3,428,221.27/x
  3. Step 3: Cross multiply
    6,328,830.40x = 8,733,827.88 × 3,428,221.27
  4. Step 4: Simplify right side
    6,328,830.40x = 29,941,494,445,924.76
  5. Step 5: Solve for x
    x = 29,941,494,445,924.76/6,328,830.40
  6. Step 6: Final answer
    x = 4,730,968.06

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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.