Home / 6,869,867.58-9,480,047.22-3,813,885

Finding the Fourth Proportional to 6,869,867.58, 9,480,047.22 and 3,813,885

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Solution

The fourth proportional to 6,869,867.58, 9,480,047.22 and 3,813,885 is: 5,262,955.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,869,867.58 : 9,480,047.22 = 3,813,885 : x
  2. Step 2: Convert to fraction form
    6,869,867.58/9,480,047.22 = 3,813,885/x
  3. Step 3: Cross multiply
    6,869,867.58x = 9,480,047.22 × 3,813,885
  4. Step 4: Simplify right side
    6,869,867.58x = 36,155,809,891,649.70
  5. Step 5: Solve for x
    x = 36,155,809,891,649.70/6,869,867.58
  6. Step 6: Final answer
    x = 5,262,955.87

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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.