Home / 8,845,772.78-13,268,647.82-2,781,033.86

Finding the Fourth Proportional to 8,845,772.78, 13,268,647.82 and 2,781,033.86

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Solution

The fourth proportional to 8,845,772.78, 13,268,647.82 and 2,781,033.86 is: 4,171,547.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845,772.78 : 13,268,647.82 = 2,781,033.86 : x
  2. Step 2: Convert to fraction form
    8,845,772.78/13,268,647.82 = 2,781,033.86/x
  3. Step 3: Cross multiply
    8,845,772.78x = 13,268,647.82 × 2,781,033.86
  4. Step 4: Simplify right side
    8,845,772.78x = 36,900,558,863,835.19
  5. Step 5: Solve for x
    x = 36,900,558,863,835.19/8,845,772.78
  6. Step 6: Final answer
    x = 4,171,547.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.