Home / 36,806,048.32-50,793,900.96-20,508,520

Finding the Fourth Proportional to 36,806,048.32, 50,793,900.96 and 20,508,520

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Solution

The fourth proportional to 36,806,048.32, 50,793,900.96 and 20,508,520 is: 28,302,623.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,806,048.32 : 50,793,900.96 = 20,508,520 : x
  2. Step 2: Convert to fraction form
    36,806,048.32/50,793,900.96 = 20,508,520/x
  3. Step 3: Cross multiply
    36,806,048.32x = 50,793,900.96 × 20,508,520
  4. Step 4: Simplify right side
    36,806,048.32x = 1,041,707,733,716,179.25
  5. Step 5: Solve for x
    x = 1,041,707,733,716,179.25/36,806,048.32
  6. Step 6: Final answer
    x = 28,302,623.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.