Home / 6,813,569.32-9,403,290.90-3,913,519.84

Finding the Fourth Proportional to 6,813,569.32, 9,403,290.90 and 3,913,519.84

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Solution

The fourth proportional to 6,813,569.32, 9,403,290.90 and 3,913,519.84 is: 5,400,982.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,813,569.32 : 9,403,290.90 = 3,913,519.84 : x
  2. Step 2: Convert to fraction form
    6,813,569.32/9,403,290.90 = 3,913,519.84/x
  3. Step 3: Cross multiply
    6,813,569.32x = 9,403,290.90 × 3,913,519.84
  4. Step 4: Simplify right side
    6,813,569.32x = 36,799,965,498,441.45
  5. Step 5: Solve for x
    x = 36,799,965,498,441.45/6,813,569.32
  6. Step 6: Final answer
    x = 5,400,982.04

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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.