Home / 7,271,011.20-10,906,516.80-1,952,227.20

Finding the Fourth Proportional to 7,271,011.20, 10,906,516.80 and 1,952,227.20

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Solution

The fourth proportional to 7,271,011.20, 10,906,516.80 and 1,952,227.20 is: 2,928,340.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271,011.20 : 10,906,516.80 = 1,952,227.20 : x
  2. Step 2: Convert to fraction form
    7,271,011.20/10,906,516.80 = 1,952,227.20/x
  3. Step 3: Cross multiply
    7,271,011.20x = 10,906,516.80 × 1,952,227.20
  4. Step 4: Simplify right side
    7,271,011.20x = 21,291,998,754,216.96
  5. Step 5: Solve for x
    x = 21,291,998,754,216.96/7,271,011.20
  6. Step 6: Final answer
    x = 2,928,340.80

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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.