Home / 12,372,722.42-18,560,713.64-4,590,577.82

Finding the Fourth Proportional to 12,372,722.42, 18,560,713.64 and 4,590,577.82

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Solution

The fourth proportional to 12,372,722.42, 18,560,713.64 and 4,590,577.82 is: 6,886,471.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,372,722.42 : 18,560,713.64 = 4,590,577.82 : x
  2. Step 2: Convert to fraction form
    12,372,722.42/18,560,713.64 = 4,590,577.82/x
  3. Step 3: Cross multiply
    12,372,722.42x = 18,560,713.64 × 4,590,577.82
  4. Step 4: Simplify right side
    12,372,722.42x = 85,204,400,359,155.47
  5. Step 5: Solve for x
    x = 85,204,400,359,155.47/12,372,722.42
  6. Step 6: Final answer
    x = 6,886,471.50

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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.