Home / 43,550,080.32-65,334,567.68-13,257,156

Finding the Fourth Proportional to 43,550,080.32, 65,334,567.68 and 13,257,156

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Solution

The fourth proportional to 43,550,080.32, 65,334,567.68 and 13,257,156 is: 19,888,609.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,550,080.32 : 65,334,567.68 = 13,257,156 : x
  2. Step 2: Convert to fraction form
    43,550,080.32/65,334,567.68 = 13,257,156/x
  3. Step 3: Cross multiply
    43,550,080.32x = 65,334,567.68 × 13,257,156
  4. Step 4: Simplify right side
    43,550,080.32x = 866,150,555,926,318.12
  5. Step 5: Solve for x
    x = 866,150,555,926,318.12/43,550,080.32
  6. Step 6: Final answer
    x = 19,888,609.84

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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.