Home / 38,767,511.20-58,150,748.40-11,841,296.80

Finding the Fourth Proportional to 38,767,511.20, 58,150,748.40 and 11,841,296.80

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Solution

The fourth proportional to 38,767,511.20, 58,150,748.40 and 11,841,296.80 is: 17,761,786.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,767,511.20 : 58,150,748.40 = 11,841,296.80 : x
  2. Step 2: Convert to fraction form
    38,767,511.20/58,150,748.40 = 11,841,296.80/x
  3. Step 3: Cross multiply
    38,767,511.20x = 58,150,748.40 × 11,841,296.80
  4. Step 4: Simplify right side
    38,767,511.20x = 688,580,270,946,525.12
  5. Step 5: Solve for x
    x = 688,580,270,946,525.12/38,767,511.20
  6. Step 6: Final answer
    x = 17,761,786.86

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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.