Home / 5,150,467.20-7,725,662.40-1,556,227.20

Finding the Fourth Proportional to 5,150,467.20, 7,725,662.40 and 1,556,227.20

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Solution

The fourth proportional to 5,150,467.20, 7,725,662.40 and 1,556,227.20 is: 2,334,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150,467.20 : 7,725,662.40 = 1,556,227.20 : x
  2. Step 2: Convert to fraction form
    5,150,467.20/7,725,662.40 = 1,556,227.20/x
  3. Step 3: Cross multiply
    5,150,467.20x = 7,725,662.40 × 1,556,227.20
  4. Step 4: Simplify right side
    5,150,467.20x = 12,022,885,964,897.28
  5. Step 5: Solve for x
    x = 12,022,885,964,897.28/5,150,467.20
  6. Step 6: Final answer
    x = 2,334,329.20

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1.5x scale

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.