Home / 74,784,337.75-112,191,050.22-28,722,837.25

Finding the Fourth Proportional to 74,784,337.75, 112,191,050.22 and 28,722,837.25

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Solution

The fourth proportional to 74,784,337.75, 112,191,050.22 and 28,722,837.25 is: 43,089,841.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,784,337.75 : 112,191,050.22 = 28,722,837.25 : x
  2. Step 2: Convert to fraction form
    74,784,337.75/112,191,050.22 = 28,722,837.25/x
  3. Step 3: Cross multiply
    74,784,337.75x = 112,191,050.22 × 28,722,837.25
  4. Step 4: Simplify right side
    74,784,337.75x = 3,222,445,276,375,636.50
  5. Step 5: Solve for x
    x = 3,222,445,276,375,636.50/74,784,337.75
  6. Step 6: Final answer
    x = 43,089,841.71

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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.