Home / 51,263,906.57-76,896,059.34-12,402,296.20

Finding the Fourth Proportional to 51,263,906.57, 76,896,059.34 and 12,402,296.20

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Solution

The fourth proportional to 51,263,906.57, 76,896,059.34 and 12,402,296.20 is: 18,603,492.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,263,906.57 : 76,896,059.34 = 12,402,296.20 : x
  2. Step 2: Convert to fraction form
    51,263,906.57/76,896,059.34 = 12,402,296.20/x
  3. Step 3: Cross multiply
    51,263,906.57x = 76,896,059.34 × 12,402,296.20
  4. Step 4: Simplify right side
    51,263,906.57x = 953,687,704,100,964.62
  5. Step 5: Solve for x
    x = 953,687,704,100,964.62/51,263,906.57
  6. Step 6: Final answer
    x = 18,603,492.55

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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.