Home / 16,862,571.25-25,296,269.70-5,191,930.15

Finding the Fourth Proportional to 16,862,571.25, 25,296,269.70 and 5,191,930.15

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Solution

The fourth proportional to 16,862,571.25, 25,296,269.70 and 5,191,930.15 is: 7,788,638.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,862,571.25 : 25,296,269.70 = 5,191,930.15 : x
  2. Step 2: Convert to fraction form
    16,862,571.25/25,296,269.70 = 5,191,930.15/x
  3. Step 3: Cross multiply
    16,862,571.25x = 25,296,269.70 × 5,191,930.15
  4. Step 4: Simplify right side
    16,862,571.25x = 131,336,465,185,520.45
  5. Step 5: Solve for x
    x = 131,336,465,185,520.45/16,862,571.25
  6. Step 6: Final answer
    x = 7,788,638.12

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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.