Home / 10,829,057.20-16,238,920.20-5,435,623.60

Finding the Fourth Proportional to 10,829,057.20, 16,238,920.20 and 5,435,623.60

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Solution

The fourth proportional to 10,829,057.20, 16,238,920.20 and 5,435,623.60 is: 8,151,093.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,829,057.20 : 16,238,920.20 = 5,435,623.60 : x
  2. Step 2: Convert to fraction form
    10,829,057.20/16,238,920.20 = 5,435,623.60/x
  3. Step 3: Cross multiply
    10,829,057.20x = 16,238,920.20 × 5,435,623.60
  4. Step 4: Simplify right side
    10,829,057.20x = 88,268,657,877,636.70
  5. Step 5: Solve for x
    x = 88,268,657,877,636.70/10,829,057.20
  6. Step 6: Final answer
    x = 8,151,093.51

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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.