Home / 8,076,851.30-12,103,467.15-6,872,251.70

Finding the Fourth Proportional to 8,076,851.30, 12,103,467.15 and 6,872,251.70

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Solution

The fourth proportional to 8,076,851.30, 12,103,467.15 and 6,872,251.70 is: 10,298,329.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076,851.30 : 12,103,467.15 = 6,872,251.70 : x
  2. Step 2: Convert to fraction form
    8,076,851.30/12,103,467.15 = 6,872,251.70/x
  3. Step 3: Cross multiply
    8,076,851.30x = 12,103,467.15 × 6,872,251.70
  4. Step 4: Simplify right side
    8,076,851.30x = 83,178,072,697,481.66
  5. Step 5: Solve for x
    x = 83,178,072,697,481.66/8,076,851.30
  6. Step 6: Final answer
    x = 10,298,329.09

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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.