Home / 40,358,190.52-60,535,592.34-18,785,373.88

Finding the Fourth Proportional to 40,358,190.52, 60,535,592.34 and 18,785,373.88

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Solution

The fourth proportional to 40,358,190.52, 60,535,592.34 and 18,785,373.88 is: 28,177,272.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,358,190.52 : 60,535,592.34 = 18,785,373.88 : x
  2. Step 2: Convert to fraction form
    40,358,190.52/60,535,592.34 = 18,785,373.88/x
  3. Step 3: Cross multiply
    40,358,190.52x = 60,535,592.34 × 18,785,373.88
  4. Step 4: Simplify right side
    40,358,190.52x = 1,137,183,735,154,164
  5. Step 5: Solve for x
    x = 1,137,183,735,154,164/40,358,190.52
  6. Step 6: Final answer
    x = 28,177,272.58

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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.