Home / 12,783,627.70-19,175,441.55-8,006,053.30

Finding the Fourth Proportional to 12,783,627.70, 19,175,441.55 and 8,006,053.30

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Solution

The fourth proportional to 12,783,627.70, 19,175,441.55 and 8,006,053.30 is: 12,009,079.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,783,627.70 : 19,175,441.55 = 8,006,053.30 : x
  2. Step 2: Convert to fraction form
    12,783,627.70/19,175,441.55 = 8,006,053.30/x
  3. Step 3: Cross multiply
    12,783,627.70x = 19,175,441.55 × 8,006,053.30
  4. Step 4: Simplify right side
    12,783,627.70x = 153,519,607,100,334.62
  5. Step 5: Solve for x
    x = 153,519,607,100,334.62/12,783,627.70
  6. Step 6: Final answer
    x = 12,009,079.95

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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.