Home / 36,703,120.28-50,637,908.57-20,806,499.67

Finding the Fourth Proportional to 36,703,120.28, 50,637,908.57 and 20,806,499.67

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Solution

The fourth proportional to 36,703,120.28, 50,637,908.57 and 20,806,499.67 is: 28,705,941.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,703,120.28 : 50,637,908.57 = 20,806,499.67 : x
  2. Step 2: Convert to fraction form
    36,703,120.28/50,637,908.57 = 20,806,499.67/x
  3. Step 3: Cross multiply
    36,703,120.28x = 50,637,908.57 × 20,806,499.67
  4. Step 4: Simplify right side
    36,703,120.28x = 1,053,597,627,657,270.50
  5. Step 5: Solve for x
    x = 1,053,597,627,657,270.50/36,703,120.28
  6. Step 6: Final answer
    x = 28,705,941.61

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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.