Home / 7,125,552.21-9,832,998.61-3,862,296.89

Finding the Fourth Proportional to 7,125,552.21, 9,832,998.61 and 3,862,296.89

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Solution

The fourth proportional to 7,125,552.21, 9,832,998.61 and 3,862,296.89 is: 5,329,826.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125,552.21 : 9,832,998.61 = 3,862,296.89 : x
  2. Step 2: Convert to fraction form
    7,125,552.21/9,832,998.61 = 3,862,296.89/x
  3. Step 3: Cross multiply
    7,125,552.21x = 9,832,998.61 × 3,862,296.89
  4. Step 4: Simplify right side
    7,125,552.21x = 37,977,959,943,313.95
  5. Step 5: Solve for x
    x = 37,977,959,943,313.95/7,125,552.21
  6. Step 6: Final answer
    x = 5,329,826.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.