Home / 30,331,845.45-45,493,283.45-11,158,118.48

Finding the Fourth Proportional to 30,331,845.45, 45,493,283.45 and 11,158,118.48

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Solution

The fourth proportional to 30,331,845.45, 45,493,283.45 and 11,158,118.48 is: 16,735,527.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,331,845.45 : 45,493,283.45 = 11,158,118.48 : x
  2. Step 2: Convert to fraction form
    30,331,845.45/45,493,283.45 = 11,158,118.48/x
  3. Step 3: Cross multiply
    30,331,845.45x = 45,493,283.45 × 11,158,118.48
  4. Step 4: Simplify right side
    30,331,845.45x = 507,619,446,920,951.69
  5. Step 5: Solve for x
    x = 507,619,446,920,951.69/30,331,845.45
  6. Step 6: Final answer
    x = 16,735,527.94

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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.