Home / 30,219,540.48-41,691,126-18,596,925.84

Finding the Fourth Proportional to 30,219,540.48, 41,691,126 and 18,596,925.84

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Solution

The fourth proportional to 30,219,540.48, 41,691,126 and 18,596,925.84 is: 25,656,471.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,219,540.48 : 41,691,126 = 18,596,925.84 : x
  2. Step 2: Convert to fraction form
    30,219,540.48/41,691,126 = 18,596,925.84/x
  3. Step 3: Cross multiply
    30,219,540.48x = 41,691,126 × 18,596,925.84
  4. Step 4: Simplify right side
    30,219,540.48x = 775,326,778,408,095.88
  5. Step 5: Solve for x
    x = 775,326,778,408,095.88/30,219,540.48
  6. Step 6: Final answer
    x = 25,656,471.48

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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.