Home / 8,718,205.40-12,032,789.10-5,772,827.44

Finding the Fourth Proportional to 8,718,205.40, 12,032,789.10 and 5,772,827.44

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Solution

The fourth proportional to 8,718,205.40, 12,032,789.10 and 5,772,827.44 is: 7,967,604.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,718,205.40 : 12,032,789.10 = 5,772,827.44 : x
  2. Step 2: Convert to fraction form
    8,718,205.40/12,032,789.10 = 5,772,827.44/x
  3. Step 3: Cross multiply
    8,718,205.40x = 12,032,789.10 × 5,772,827.44
  4. Step 4: Simplify right side
    8,718,205.40x = 69,463,215,096,212.91
  5. Step 5: Solve for x
    x = 69,463,215,096,212.91/8,718,205.40
  6. Step 6: Final answer
    x = 7,967,604.79

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.