Home / 10,368,821.10-15,553,231.65-8,227,310.70

Finding the Fourth Proportional to 10,368,821.10, 15,553,231.65 and 8,227,310.70

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Solution

The fourth proportional to 10,368,821.10, 15,553,231.65 and 8,227,310.70 is: 12,340,966.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,821.10 : 15,553,231.65 = 8,227,310.70 : x
  2. Step 2: Convert to fraction form
    10,368,821.10/15,553,231.65 = 8,227,310.70/x
  3. Step 3: Cross multiply
    10,368,821.10x = 15,553,231.65 × 8,227,310.70
  4. Step 4: Simplify right side
    10,368,821.10x = 127,961,269,173,623.66
  5. Step 5: Solve for x
    x = 127,961,269,173,623.66/10,368,821.10
  6. Step 6: Final answer
    x = 12,340,966.05

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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.