Home / 57,407,584.59-86,087,431.14-18,005,687.70

Finding the Fourth Proportional to 57,407,584.59, 86,087,431.14 and 18,005,687.70

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Solution

The fourth proportional to 57,407,584.59, 86,087,431.14 and 18,005,687.70 is: 27,001,021.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,407,584.59 : 86,087,431.14 = 18,005,687.70 : x
  2. Step 2: Convert to fraction form
    57,407,584.59/86,087,431.14 = 18,005,687.70/x
  3. Step 3: Cross multiply
    57,407,584.59x = 86,087,431.14 × 18,005,687.70
  4. Step 4: Simplify right side
    57,407,584.59x = 1,550,063,400,002,095
  5. Step 5: Solve for x
    x = 1,550,063,400,002,095/57,407,584.59
  6. Step 6: Final answer
    x = 27,001,021.05

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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.