Home / 12,410,123.84-18,614,644.32-3,890,265.92

Finding the Fourth Proportional to 12,410,123.84, 18,614,644.32 and 3,890,265.92

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Solution

The fourth proportional to 12,410,123.84, 18,614,644.32 and 3,890,265.92 is: 5,835,229.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410,123.84 : 18,614,644.32 = 3,890,265.92 : x
  2. Step 2: Convert to fraction form
    12,410,123.84/18,614,644.32 = 3,890,265.92/x
  3. Step 3: Cross multiply
    12,410,123.84x = 18,614,644.32 × 3,890,265.92
  4. Step 4: Simplify right side
    12,410,123.84x = 72,415,916,411,017.58
  5. Step 5: Solve for x
    x = 72,415,916,411,017.58/12,410,123.84
  6. Step 6: Final answer
    x = 5,835,229.15

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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.