Home / 7,487,362.20-11,231,043.30-2,438,672.70

Finding the Fourth Proportional to 7,487,362.20, 11,231,043.30 and 2,438,672.70

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Solution

The fourth proportional to 7,487,362.20, 11,231,043.30 and 2,438,672.70 is: 3,658,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487,362.20 : 11,231,043.30 = 2,438,672.70 : x
  2. Step 2: Convert to fraction form
    7,487,362.20/11,231,043.30 = 2,438,672.70/x
  3. Step 3: Cross multiply
    7,487,362.20x = 11,231,043.30 × 2,438,672.70
  4. Step 4: Simplify right side
    7,487,362.20x = 27,388,838,688,227.91
  5. Step 5: Solve for x
    x = 27,388,838,688,227.91/7,487,362.20
  6. Step 6: Final answer
    x = 3,658,009.05

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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.