Home / 10,435,557.40-15,653,456.61-3,149,080.28

Finding the Fourth Proportional to 10,435,557.40, 15,653,456.61 and 3,149,080.28

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Solution

The fourth proportional to 10,435,557.40, 15,653,456.61 and 3,149,080.28 is: 4,723,656.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,435,557.40 : 15,653,456.61 = 3,149,080.28 : x
  2. Step 2: Convert to fraction form
    10,435,557.40/15,653,456.61 = 3,149,080.28/x
  3. Step 3: Cross multiply
    10,435,557.40x = 15,653,456.61 × 3,149,080.28
  4. Step 4: Simplify right side
    10,435,557.40x = 49,293,991,524,386.65
  5. Step 5: Solve for x
    x = 49,293,991,524,386.65/10,435,557.40
  6. Step 6: Final answer
    x = 4,723,656.79

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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.