Home / 31,750,284.96-47,610,021.24-18,623,288.88

Finding the Fourth Proportional to 31,750,284.96, 47,610,021.24 and 18,623,288.88

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Solution

The fourth proportional to 31,750,284.96, 47,610,021.24 and 18,623,288.88 is: 27,925,896.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,750,284.96 : 47,610,021.24 = 18,623,288.88 : x
  2. Step 2: Convert to fraction form
    31,750,284.96/47,610,021.24 = 18,623,288.88/x
  3. Step 3: Cross multiply
    31,750,284.96x = 47,610,021.24 × 18,623,288.88
  4. Step 4: Simplify right side
    31,750,284.96x = 886,655,179,135,455.75
  5. Step 5: Solve for x
    x = 886,655,179,135,455.75/31,750,284.96
  6. Step 6: Final answer
    x = 27,925,896.74

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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.