Home / 33,127,820.40-49,691,730.60-8,870,491.20

Finding the Fourth Proportional to 33,127,820.40, 49,691,730.60 and 8,870,491.20

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Solution

The fourth proportional to 33,127,820.40, 49,691,730.60 and 8,870,491.20 is: 13,305,736.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,127,820.40 : 49,691,730.60 = 8,870,491.20 : x
  2. Step 2: Convert to fraction form
    33,127,820.40/49,691,730.60 = 8,870,491.20/x
  3. Step 3: Cross multiply
    33,127,820.40x = 49,691,730.60 × 8,870,491.20
  4. Step 4: Simplify right side
    33,127,820.40x = 440,790,059,000,070.69
  5. Step 5: Solve for x
    x = 440,790,059,000,070.69/33,127,820.40
  6. Step 6: Final answer
    x = 13,305,736.80

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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.