Home / 10,566,653.88-15,838,919.51-4,422,156.22

Finding the Fourth Proportional to 10,566,653.88, 15,838,919.51 and 4,422,156.22

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Solution

The fourth proportional to 10,566,653.88, 15,838,919.51 and 4,422,156.22 is: 6,628,605.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,566,653.88 : 15,838,919.51 = 4,422,156.22 : x
  2. Step 2: Convert to fraction form
    10,566,653.88/15,838,919.51 = 4,422,156.22/x
  3. Step 3: Cross multiply
    10,566,653.88x = 15,838,919.51 × 4,422,156.22
  4. Step 4: Simplify right side
    10,566,653.88x = 70,042,176,367,517.78
  5. Step 5: Solve for x
    x = 70,042,176,367,517.78/10,566,653.88
  6. Step 6: Final answer
    x = 6,628,605.15

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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.