Home / 13,696,817.90-20,545,488.84-4,474,815.82

Finding the Fourth Proportional to 13,696,817.90, 20,545,488.84 and 4,474,815.82

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Solution

The fourth proportional to 13,696,817.90, 20,545,488.84 and 4,474,815.82 is: 6,712,309.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,696,817.90 : 20,545,488.84 = 4,474,815.82 : x
  2. Step 2: Convert to fraction form
    13,696,817.90/20,545,488.84 = 4,474,815.82/x
  3. Step 3: Cross multiply
    13,696,817.90x = 20,545,488.84 × 4,474,815.82
  4. Step 4: Simplify right side
    13,696,817.90x = 91,937,278,490,865.45
  5. Step 5: Solve for x
    x = 91,937,278,490,865.45/13,696,817.90
  6. Step 6: Final answer
    x = 6,712,309.32

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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.