Home / 28,771,896.20-43,174,433.10-10,833,873.80

Finding the Fourth Proportional to 28,771,896.20, 43,174,433.10 and 10,833,873.80

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Solution

The fourth proportional to 28,771,896.20, 43,174,433.10 and 10,833,873.80 is: 16,257,057.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,771,896.20 : 43,174,433.10 = 10,833,873.80 : x
  2. Step 2: Convert to fraction form
    28,771,896.20/43,174,433.10 = 10,833,873.80/x
  3. Step 3: Cross multiply
    28,771,896.20x = 43,174,433.10 × 10,833,873.80
  4. Step 4: Simplify right side
    28,771,896.20x = 467,746,359,591,942.81
  5. Step 5: Solve for x
    x = 467,746,359,591,942.81/28,771,896.20
  6. Step 6: Final answer
    x = 16,257,057.11

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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.