Home / 18,569,487.60-27,854,231.40-11,767,042.80

Finding the Fourth Proportional to 18,569,487.60, 27,854,231.40 and 11,767,042.80

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Solution

The fourth proportional to 18,569,487.60, 27,854,231.40 and 11,767,042.80 is: 17,650,564.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569,487.60 : 27,854,231.40 = 11,767,042.80 : x
  2. Step 2: Convert to fraction form
    18,569,487.60/27,854,231.40 = 11,767,042.80/x
  3. Step 3: Cross multiply
    18,569,487.60x = 27,854,231.40 × 11,767,042.80
  4. Step 4: Simplify right side
    18,569,487.60x = 327,761,933,044,903.94
  5. Step 5: Solve for x
    x = 327,761,933,044,903.94/18,569,487.60
  6. Step 6: Final answer
    x = 17,650,564.20

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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.