Home / 11,219,344.40-16,829,891.40-4,829,805.20

Finding the Fourth Proportional to 11,219,344.40, 16,829,891.40 and 4,829,805.20

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Solution

The fourth proportional to 11,219,344.40, 16,829,891.40 and 4,829,805.20 is: 7,245,084.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219,344.40 : 16,829,891.40 = 4,829,805.20 : x
  2. Step 2: Convert to fraction form
    11,219,344.40/16,829,891.40 = 4,829,805.20/x
  3. Step 3: Cross multiply
    11,219,344.40x = 16,829,891.40 × 4,829,805.20
  4. Step 4: Simplify right side
    11,219,344.40x = 81,285,096,999,155.28
  5. Step 5: Solve for x
    x = 81,285,096,999,155.28/11,219,344.40
  6. Step 6: Final answer
    x = 7,245,084.39

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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.