Home / 5,433,689.80-8,145,350.70-2,021,062.60

Finding the Fourth Proportional to 5,433,689.80, 8,145,350.70 and 2,021,062.60

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Solution

The fourth proportional to 5,433,689.80, 8,145,350.70 and 2,021,062.60 is: 3,029,665.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,689.80 : 8,145,350.70 = 2,021,062.60 : x
  2. Step 2: Convert to fraction form
    5,433,689.80/8,145,350.70 = 2,021,062.60/x
  3. Step 3: Cross multiply
    5,433,689.80x = 8,145,350.70 × 2,021,062.60
  4. Step 4: Simplify right side
    5,433,689.80x = 16,462,263,663,653.82
  5. Step 5: Solve for x
    x = 16,462,263,663,653.82/5,433,689.80
  6. Step 6: Final answer
    x = 3,029,665.71

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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.