Home / 37,448,211.20-56,133,609.60-20,372,806.40

Finding the Fourth Proportional to 37,448,211.20, 56,133,609.60 and 20,372,806.40

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Solution

The fourth proportional to 37,448,211.20, 56,133,609.60 and 20,372,806.40 is: 30,538,151.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,448,211.20 : 56,133,609.60 = 20,372,806.40 : x
  2. Step 2: Convert to fraction form
    37,448,211.20/56,133,609.60 = 20,372,806.40/x
  3. Step 3: Cross multiply
    37,448,211.20x = 56,133,609.60 × 20,372,806.40
  4. Step 4: Simplify right side
    37,448,211.20x = 1,143,599,160,913,981.50
  5. Step 5: Solve for x
    x = 1,143,599,160,913,981.50/37,448,211.20
  6. Step 6: Final answer
    x = 30,538,151.87

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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.