Home / 30,278,524.06-45,401,825.58-13,219,267.96

Finding the Fourth Proportional to 30,278,524.06, 45,401,825.58 and 13,219,267.96

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Solution

The fourth proportional to 30,278,524.06, 45,401,825.58 and 13,219,267.96 is: 19,821,933.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,278,524.06 : 45,401,825.58 = 13,219,267.96 : x
  2. Step 2: Convert to fraction form
    30,278,524.06/45,401,825.58 = 13,219,267.96/x
  3. Step 3: Cross multiply
    30,278,524.06x = 45,401,825.58 × 13,219,267.96
  4. Step 4: Simplify right side
    30,278,524.06x = 600,178,898,215,202.38
  5. Step 5: Solve for x
    x = 600,178,898,215,202.38/30,278,524.06
  6. Step 6: Final answer
    x = 19,821,933.76

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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.