Home / 20,034,057.24-30,043,425.35-10,931,289.39

Finding the Fourth Proportional to 20,034,057.24, 30,043,425.35 and 10,931,289.39

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Solution

The fourth proportional to 20,034,057.24, 30,043,425.35 and 10,931,289.39 is: 16,392,754.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,034,057.24 : 30,043,425.35 = 10,931,289.39 : x
  2. Step 2: Convert to fraction form
    20,034,057.24/30,043,425.35 = 10,931,289.39/x
  3. Step 3: Cross multiply
    20,034,057.24x = 30,043,425.35 × 10,931,289.39
  4. Step 4: Simplify right side
    20,034,057.24x = 328,413,376,795,040.25
  5. Step 5: Solve for x
    x = 328,413,376,795,040.25/20,034,057.24
  6. Step 6: Final answer
    x = 16,392,754.24

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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.