Home / 32,343,608.40-48,515,412.60-13,188,112.80

Finding the Fourth Proportional to 32,343,608.40, 48,515,412.60 and 13,188,112.80

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Solution

The fourth proportional to 32,343,608.40, 48,515,412.60 and 13,188,112.80 is: 19,782,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,343,608.40 : 48,515,412.60 = 13,188,112.80 : x
  2. Step 2: Convert to fraction form
    32,343,608.40/48,515,412.60 = 13,188,112.80/x
  3. Step 3: Cross multiply
    32,343,608.40x = 48,515,412.60 × 13,188,112.80
  4. Step 4: Simplify right side
    32,343,608.40x = 639,826,733,907,341.38
  5. Step 5: Solve for x
    x = 639,826,733,907,341.38/32,343,608.40
  6. Step 6: Final answer
    x = 19,782,169.20

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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.