Home / 30,219,558.67-41,691,153.18-18,596,944

Finding the Fourth Proportional to 30,219,558.67, 41,691,153.18 and 18,596,944

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Solution

The fourth proportional to 30,219,558.67, 41,691,153.18 and 18,596,944 is: 25,656,497.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,219,558.67 : 41,691,153.18 = 18,596,944 : x
  2. Step 2: Convert to fraction form
    30,219,558.67/41,691,153.18 = 18,596,944/x
  3. Step 3: Cross multiply
    30,219,558.67x = 41,691,153.18 × 18,596,944
  4. Step 4: Simplify right side
    30,219,558.67x = 775,328,040,983,881.88
  5. Step 5: Solve for x
    x = 775,328,040,983,881.88/30,219,558.67
  6. Step 6: Final answer
    x = 25,656,497.81

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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.