Home / 5,447,689.20-8,159,092.20-3,208,201.20

Finding the Fourth Proportional to 5,447,689.20, 8,159,092.20 and 3,208,201.20

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Solution

The fourth proportional to 5,447,689.20, 8,159,092.20 and 3,208,201.20 is: 4,804,974.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447,689.20 : 8,159,092.20 = 3,208,201.20 : x
  2. Step 2: Convert to fraction form
    5,447,689.20/8,159,092.20 = 3,208,201.20/x
  3. Step 3: Cross multiply
    5,447,689.20x = 8,159,092.20 × 3,208,201.20
  4. Step 4: Simplify right side
    5,447,689.20x = 26,176,009,386,950.64
  5. Step 5: Solve for x
    x = 26,176,009,386,950.64/5,447,689.20
  6. Step 6: Final answer
    x = 4,804,974.81

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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.