Home / 8,011,377.84-12,015,764.28-2,619,946.56

Finding the Fourth Proportional to 8,011,377.84, 12,015,764.28 and 2,619,946.56

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Solution

The fourth proportional to 8,011,377.84, 12,015,764.28 and 2,619,946.56 is: 3,929,493.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011,377.84 : 12,015,764.28 = 2,619,946.56 : x
  2. Step 2: Convert to fraction form
    8,011,377.84/12,015,764.28 = 2,619,946.56/x
  3. Step 3: Cross multiply
    8,011,377.84x = 12,015,764.28 × 2,619,946.56
  4. Step 4: Simplify right side
    8,011,377.84x = 31,480,660,291,156.88
  5. Step 5: Solve for x
    x = 31,480,660,291,156.88/8,011,377.84
  6. Step 6: Final answer
    x = 3,929,493.89

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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.