Home / 20,297,445.67-27,983,376.88-16,124,974.89

Finding the Fourth Proportional to 20,297,445.67, 27,983,376.88 and 16,124,974.89

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Solution

The fourth proportional to 20,297,445.67, 27,983,376.88 and 16,124,974.89 is: 22,230,937.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,297,445.67 : 27,983,376.88 = 16,124,974.89 : x
  2. Step 2: Convert to fraction form
    20,297,445.67/27,983,376.88 = 16,124,974.89/x
  3. Step 3: Cross multiply
    20,297,445.67x = 27,983,376.88 × 16,124,974.89
  4. Step 4: Simplify right side
    20,297,445.67x = 451,231,249,527,406.56
  5. Step 5: Solve for x
    x = 451,231,249,527,406.56/20,297,445.67
  6. Step 6: Final answer
    x = 22,230,937.67

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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.