Home / 7,206,333.28-9,944,586.40-3,943,134.88

Finding the Fourth Proportional to 7,206,333.28, 9,944,586.40 and 3,943,134.88

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Solution

The fourth proportional to 7,206,333.28, 9,944,586.40 and 3,943,134.88 is: 5,441,442.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206,333.28 : 9,944,586.40 = 3,943,134.88 : x
  2. Step 2: Convert to fraction form
    7,206,333.28/9,944,586.40 = 3,943,134.88/x
  3. Step 3: Cross multiply
    7,206,333.28x = 9,944,586.40 × 3,943,134.88
  4. Step 4: Simplify right side
    7,206,333.28x = 39,212,845,501,013.63
  5. Step 5: Solve for x
    x = 39,212,845,501,013.63/7,206,333.28
  6. Step 6: Final answer
    x = 5,441,442.13

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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.