Home / 6,142,355.88-8,476,394.82-3,389,068.68

Finding the Fourth Proportional to 6,142,355.88, 8,476,394.82 and 3,389,068.68

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Solution

The fourth proportional to 6,142,355.88, 8,476,394.82 and 3,389,068.68 is: 4,676,883.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142,355.88 : 8,476,394.82 = 3,389,068.68 : x
  2. Step 2: Convert to fraction form
    6,142,355.88/8,476,394.82 = 3,389,068.68/x
  3. Step 3: Cross multiply
    6,142,355.88x = 8,476,394.82 × 3,389,068.68
  4. Step 4: Simplify right side
    6,142,355.88x = 28,727,084,203,776.24
  5. Step 5: Solve for x
    x = 28,727,084,203,776.24/6,142,355.88
  6. Step 6: Final answer
    x = 4,676,883.72

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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.