Home / 6,813,961.13-9,403,378.43-3,716,484.49

Finding the Fourth Proportional to 6,813,961.13, 9,403,378.43 and 3,716,484.49

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Solution

The fourth proportional to 6,813,961.13, 9,403,378.43 and 3,716,484.49 is: 5,128,809.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,813,961.13 : 9,403,378.43 = 3,716,484.49 : x
  2. Step 2: Convert to fraction form
    6,813,961.13/9,403,378.43 = 3,716,484.49/x
  3. Step 3: Cross multiply
    6,813,961.13x = 9,403,378.43 × 3,716,484.49
  4. Step 4: Simplify right side
    6,813,961.13x = 34,947,510,081,867.36
  5. Step 5: Solve for x
    x = 34,947,510,081,867.36/6,813,961.13
  6. Step 6: Final answer
    x = 5,128,809.72

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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.