Home / 20,494,690.14-30,747,419.35-7,365,433.61

Finding the Fourth Proportional to 20,494,690.14, 30,747,419.35 and 7,365,433.61

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Solution

The fourth proportional to 20,494,690.14, 30,747,419.35 and 7,365,433.61 is: 11,050,085.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,494,690.14 : 30,747,419.35 = 7,365,433.61 : x
  2. Step 2: Convert to fraction form
    20,494,690.14/30,747,419.35 = 7,365,433.61/x
  3. Step 3: Cross multiply
    20,494,690.14x = 30,747,419.35 × 7,365,433.61
  4. Step 4: Simplify right side
    20,494,690.14x = 226,468,075,901,254.38
  5. Step 5: Solve for x
    x = 226,468,075,901,254.38/20,494,690.14
  6. Step 6: Final answer
    x = 11,050,085.38

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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.