Home / 13,398,297.77-20,097,567.84-3,813,671.85

Finding the Fourth Proportional to 13,398,297.77, 20,097,567.84 and 3,813,671.85

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Solution

The fourth proportional to 13,398,297.77, 20,097,567.84 and 3,813,671.85 is: 5,720,542.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,398,297.77 : 20,097,567.84 = 3,813,671.85 : x
  2. Step 2: Convert to fraction form
    13,398,297.77/20,097,567.84 = 3,813,671.85/x
  3. Step 3: Cross multiply
    13,398,297.77x = 20,097,567.84 × 3,813,671.85
  4. Step 4: Simplify right side
    13,398,297.77x = 76,645,528,724,873.31
  5. Step 5: Solve for x
    x = 76,645,528,724,873.31/13,398,297.77
  6. Step 6: Final answer
    x = 5,720,542.27

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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.