Home / 8,784,171.46-12,122,153.31-4,916,691.64

Finding the Fourth Proportional to 8,784,171.46, 12,122,153.31 and 4,916,691.64

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Solution

The fourth proportional to 8,784,171.46, 12,122,153.31 and 4,916,691.64 is: 6,785,032.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784,171.46 : 12,122,153.31 = 4,916,691.64 : x
  2. Step 2: Convert to fraction form
    8,784,171.46/12,122,153.31 = 4,916,691.64/x
  3. Step 3: Cross multiply
    8,784,171.46x = 12,122,153.31 × 4,916,691.64
  4. Step 4: Simplify right side
    8,784,171.46x = 59,600,889,838,075.33
  5. Step 5: Solve for x
    x = 59,600,889,838,075.33/8,784,171.46
  6. Step 6: Final answer
    x = 6,785,032.61

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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.