Home / 15,790,639.28-23,682,416.04-7,262,782.64

Finding the Fourth Proportional to 15,790,639.28, 23,682,416.04 and 7,262,782.64

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Solution

The fourth proportional to 15,790,639.28, 23,682,416.04 and 7,262,782.64 is: 10,892,544.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,790,639.28 : 23,682,416.04 = 7,262,782.64 : x
  2. Step 2: Convert to fraction form
    15,790,639.28/23,682,416.04 = 7,262,782.64/x
  3. Step 3: Cross multiply
    15,790,639.28x = 23,682,416.04 × 7,262,782.64
  4. Step 4: Simplify right side
    15,790,639.28x = 172,000,240,088,569.53
  5. Step 5: Solve for x
    x = 172,000,240,088,569.53/15,790,639.28
  6. Step 6: Final answer
    x = 10,892,544.44

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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.