Home / 4,913,987.67-6,781,325.72-2,850,225.12

Finding the Fourth Proportional to 4,913,987.67, 6,781,325.72 and 2,850,225.12

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Solution

The fourth proportional to 4,913,987.67, 6,781,325.72 and 2,850,225.12 is: 3,933,323.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913,987.67 : 6,781,325.72 = 2,850,225.12 : x
  2. Step 2: Convert to fraction form
    4,913,987.67/6,781,325.72 = 2,850,225.12/x
  3. Step 3: Cross multiply
    4,913,987.67x = 6,781,325.72 × 2,850,225.12
  4. Step 4: Simplify right side
    4,913,987.67x = 19,328,304,899,794.96
  5. Step 5: Solve for x
    x = 19,328,304,899,794.96/4,913,987.67
  6. Step 6: Final answer
    x = 3,933,323.85

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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.