Home / 36,907,881.58-50,931,889.42-20,387,650.60

Finding the Fourth Proportional to 36,907,881.58, 50,931,889.42 and 20,387,650.60

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Solution

The fourth proportional to 36,907,881.58, 50,931,889.42 and 20,387,650.60 is: 28,134,412.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,907,881.58 : 50,931,889.42 = 20,387,650.60 : x
  2. Step 2: Convert to fraction form
    36,907,881.58/50,931,889.42 = 20,387,650.60/x
  3. Step 3: Cross multiply
    36,907,881.58x = 50,931,889.42 × 20,387,650.60
  4. Step 4: Simplify right side
    36,907,881.58x = 1,038,381,565,536,198.88
  5. Step 5: Solve for x
    x = 1,038,381,565,536,198.88/36,907,881.58
  6. Step 6: Final answer
    x = 28,134,412.52

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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.