Home / 51,027,240.45-76,541,165.14-12,688,754.56

Finding the Fourth Proportional to 51,027,240.45, 76,541,165.14 and 12,688,754.56

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Solution

The fourth proportional to 51,027,240.45, 76,541,165.14 and 12,688,754.56 is: 19,033,207.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,027,240.45 : 76,541,165.14 = 12,688,754.56 : x
  2. Step 2: Convert to fraction form
    51,027,240.45/76,541,165.14 = 12,688,754.56/x
  3. Step 3: Cross multiply
    51,027,240.45x = 76,541,165.14 × 12,688,754.56
  4. Step 4: Simplify right side
    51,027,240.45x = 971,212,057,998,604.62
  5. Step 5: Solve for x
    x = 971,212,057,998,604.62/51,027,240.45
  6. Step 6: Final answer
    x = 19,033,207.55

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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.