Home / 36,861,712-50,869,184.45-20,564,188

Finding the Fourth Proportional to 36,861,712, 50,869,184.45 and 20,564,188

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Solution

The fourth proportional to 36,861,712, 50,869,184.45 and 20,564,188 is: 28,378,591.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,861,712 : 50,869,184.45 = 20,564,188 : x
  2. Step 2: Convert to fraction form
    36,861,712/50,869,184.45 = 20,564,188/x
  3. Step 3: Cross multiply
    36,861,712x = 50,869,184.45 × 20,564,188
  4. Step 4: Simplify right side
    36,861,712x = 1,046,083,472,436,476.62
  5. Step 5: Solve for x
    x = 1,046,083,472,436,476.62/36,861,712
  6. Step 6: Final answer
    x = 28,378,591.65

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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.