Home / 43,813,107.76-65,751,952.04-20,784,114.48

Finding the Fourth Proportional to 43,813,107.76, 65,751,952.04 and 20,784,114.48

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Solution

The fourth proportional to 43,813,107.76, 65,751,952.04 and 20,784,114.48 is: 31,191,489.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,813,107.76 : 65,751,952.04 = 20,784,114.48 : x
  2. Step 2: Convert to fraction form
    43,813,107.76/65,751,952.04 = 20,784,114.48/x
  3. Step 3: Cross multiply
    43,813,107.76x = 65,751,952.04 × 20,784,114.48
  4. Step 4: Simplify right side
    43,813,107.76x = 1,366,596,098,482,829.50
  5. Step 5: Solve for x
    x = 1,366,596,098,482,829.50/43,813,107.76
  6. Step 6: Final answer
    x = 31,191,489.68

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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.