Home / 30,622,578.60-45,933,867.90-22,013,234.40

Finding the Fourth Proportional to 30,622,578.60, 45,933,867.90 and 22,013,234.40

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Solution

The fourth proportional to 30,622,578.60, 45,933,867.90 and 22,013,234.40 is: 33,019,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,622,578.60 : 45,933,867.90 = 22,013,234.40 : x
  2. Step 2: Convert to fraction form
    30,622,578.60/45,933,867.90 = 22,013,234.40/x
  3. Step 3: Cross multiply
    30,622,578.60x = 45,933,867.90 × 22,013,234.40
  4. Step 4: Simplify right side
    30,622,578.60x = 1,011,153,000,981,335.62
  5. Step 5: Solve for x
    x = 1,011,153,000,981,335.62/30,622,578.60
  6. Step 6: Final answer
    x = 33,019,851.60

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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.