Home / 20,287,941.17-30,436,577.44-6,641,527.73

Finding the Fourth Proportional to 20,287,941.17, 30,436,577.44 and 6,641,527.73

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Solution

The fourth proportional to 20,287,941.17, 30,436,577.44 and 6,641,527.73 is: 9,963,818.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,287,941.17 : 30,436,577.44 = 6,641,527.73 : x
  2. Step 2: Convert to fraction form
    20,287,941.17/30,436,577.44 = 6,641,527.73/x
  3. Step 3: Cross multiply
    20,287,941.17x = 30,436,577.44 × 6,641,527.73
  4. Step 4: Simplify right side
    20,287,941.17x = 202,145,372,905,265.69
  5. Step 5: Solve for x
    x = 202,145,372,905,265.69/20,287,941.17
  6. Step 6: Final answer
    x = 9,963,818.96

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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.