Home / 30,219,546.22-41,691,136.08-18,596,931.55

Finding the Fourth Proportional to 30,219,546.22, 41,691,136.08 and 18,596,931.55

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Solution

The fourth proportional to 30,219,546.22, 41,691,136.08 and 18,596,931.55 is: 25,656,480.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,219,546.22 : 41,691,136.08 = 18,596,931.55 : x
  2. Step 2: Convert to fraction form
    30,219,546.22/41,691,136.08 = 18,596,931.55/x
  3. Step 3: Cross multiply
    30,219,546.22x = 41,691,136.08 × 18,596,931.55
  4. Step 4: Simplify right side
    30,219,546.22x = 775,327,203,887,006
  5. Step 5: Solve for x
    x = 775,327,203,887,006/30,219,546.22
  6. Step 6: Final answer
    x = 25,656,480.69

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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.