Home / 25,714,709.12-38,567,628.12-7,271,942.24

Finding the Fourth Proportional to 25,714,709.12, 38,567,628.12 and 7,271,942.24

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Solution

The fourth proportional to 25,714,709.12, 38,567,628.12 and 7,271,942.24 is: 10,906,659.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,714,709.12 : 38,567,628.12 = 7,271,942.24 : x
  2. Step 2: Convert to fraction form
    25,714,709.12/38,567,628.12 = 7,271,942.24/x
  3. Step 3: Cross multiply
    25,714,709.12x = 38,567,628.12 × 7,271,942.24
  4. Step 4: Simplify right side
    25,714,709.12x = 280,461,564,022,439.78
  5. Step 5: Solve for x
    x = 280,461,564,022,439.78/25,714,709.12
  6. Step 6: Final answer
    x = 10,906,659.01

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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.