Home / 21,672,007.72-32,507,639.76-7,295,074.30

Finding the Fourth Proportional to 21,672,007.72, 32,507,639.76 and 7,295,074.30

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Solution

The fourth proportional to 21,672,007.72, 32,507,639.76 and 7,295,074.30 is: 10,942,486.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,672,007.72 : 32,507,639.76 = 7,295,074.30 : x
  2. Step 2: Convert to fraction form
    21,672,007.72/32,507,639.76 = 7,295,074.30/x
  3. Step 3: Cross multiply
    21,672,007.72x = 32,507,639.76 × 7,295,074.30
  4. Step 4: Simplify right side
    21,672,007.72x = 237,145,647,366,834.19
  5. Step 5: Solve for x
    x = 237,145,647,366,834.19/21,672,007.72
  6. Step 6: Final answer
    x = 10,942,486.29

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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.