Home / 38,064,039.74-52,528,427.97-20,660,388.55

Finding the Fourth Proportional to 38,064,039.74, 52,528,427.97 and 20,660,388.55

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Solution

The fourth proportional to 38,064,039.74, 52,528,427.97 and 20,660,388.55 is: 28,511,365.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,064,039.74 : 52,528,427.97 = 20,660,388.55 : x
  2. Step 2: Convert to fraction form
    38,064,039.74/52,528,427.97 = 20,660,388.55/x
  3. Step 3: Cross multiply
    38,064,039.74x = 52,528,427.97 × 20,660,388.55
  4. Step 4: Simplify right side
    38,064,039.74x = 1,085,257,731,649,566.62
  5. Step 5: Solve for x
    x = 1,085,257,731,649,566.62/38,064,039.74
  6. Step 6: Final answer
    x = 28,511,365.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.