Home / 20,482,626.42-30,713,354.55-7,525,467.90

Finding the Fourth Proportional to 20,482,626.42, 30,713,354.55 and 7,525,467.90

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Solution

The fourth proportional to 20,482,626.42, 30,713,354.55 and 7,525,467.90 is: 11,284,312.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,482,626.42 : 30,713,354.55 = 7,525,467.90 : x
  2. Step 2: Convert to fraction form
    20,482,626.42/30,713,354.55 = 7,525,467.90/x
  3. Step 3: Cross multiply
    20,482,626.42x = 30,713,354.55 × 7,525,467.90
  4. Step 4: Simplify right side
    20,482,626.42x = 231,132,363,767,343.97
  5. Step 5: Solve for x
    x = 231,132,363,767,343.97/20,482,626.42
  6. Step 6: Final answer
    x = 11,284,312.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.