Home / 8,011,336.84-12,015,702.78-2,619,905.56

Finding the Fourth Proportional to 8,011,336.84, 12,015,702.78 and 2,619,905.56

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Solution

The fourth proportional to 8,011,336.84, 12,015,702.78 and 2,619,905.56 is: 3,929,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011,336.84 : 12,015,702.78 = 2,619,905.56 : x
  2. Step 2: Convert to fraction form
    8,011,336.84/12,015,702.78 = 2,619,905.56/x
  3. Step 3: Cross multiply
    8,011,336.84x = 12,015,702.78 × 2,619,905.56
  4. Step 4: Simplify right side
    8,011,336.84x = 31,480,006,520,629.46
  5. Step 5: Solve for x
    x = 31,480,006,520,629.46/8,011,336.84
  6. Step 6: Final answer
    x = 3,929,432.40

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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.