Home / 18,814,397.21-25,958,049.38-10,968,355.71

Finding the Fourth Proportional to 18,814,397.21, 25,958,049.38 and 10,968,355.71

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Solution

The fourth proportional to 18,814,397.21, 25,958,049.38 and 10,968,355.71 is: 15,132,938.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,814,397.21 : 25,958,049.38 = 10,968,355.71 : x
  2. Step 2: Convert to fraction form
    18,814,397.21/25,958,049.38 = 10,968,355.71/x
  3. Step 3: Cross multiply
    18,814,397.21x = 25,958,049.38 × 10,968,355.71
  4. Step 4: Simplify right side
    18,814,397.21x = 284,717,118,952,952.94
  5. Step 5: Solve for x
    x = 284,717,118,952,952.94/18,814,397.21
  6. Step 6: Final answer
    x = 15,132,938.67

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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.