Home / 37,634,587.23-51,938,860.80-20,890,902.78

Finding the Fourth Proportional to 37,634,587.23, 51,938,860.80 and 20,890,902.78

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Solution

The fourth proportional to 37,634,587.23, 51,938,860.80 and 20,890,902.78 is: 28,831,183.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,634,587.23 : 51,938,860.80 = 20,890,902.78 : x
  2. Step 2: Convert to fraction form
    37,634,587.23/51,938,860.80 = 20,890,902.78/x
  3. Step 3: Cross multiply
    37,634,587.23x = 51,938,860.80 × 20,890,902.78
  4. Step 4: Simplify right side
    37,634,587.23x = 1,085,049,691,555,094
  5. Step 5: Solve for x
    x = 1,085,049,691,555,094/37,634,587.23
  6. Step 6: Final answer
    x = 28,831,183.53

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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.