Home / 6,813,568.32-9,403,289.52-3,913,518.84

Finding the Fourth Proportional to 6,813,568.32, 9,403,289.52 and 3,913,518.84

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Solution

The fourth proportional to 6,813,568.32, 9,403,289.52 and 3,913,518.84 is: 5,400,980.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,813,568.32 : 9,403,289.52 = 3,913,518.84 : x
  2. Step 2: Convert to fraction form
    6,813,568.32/9,403,289.52 = 3,913,518.84/x
  3. Step 3: Cross multiply
    6,813,568.32x = 9,403,289.52 × 3,913,518.84
  4. Step 4: Simplify right side
    6,813,568.32x = 36,799,950,694,494.55
  5. Step 5: Solve for x
    x = 36,799,950,694,494.55/6,813,568.32
  6. Step 6: Final answer
    x = 5,400,980.66

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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.