Home / 8,365,786.20-12,548,420.10-2,382,154.20

Finding the Fourth Proportional to 8,365,786.20, 12,548,420.10 and 2,382,154.20

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Solution

The fourth proportional to 8,365,786.20, 12,548,420.10 and 2,382,154.20 is: 3,573,157.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365,786.20 : 12,548,420.10 = 2,382,154.20 : x
  2. Step 2: Convert to fraction form
    8,365,786.20/12,548,420.10 = 2,382,154.20/x
  3. Step 3: Cross multiply
    8,365,786.20x = 12,548,420.10 × 2,382,154.20
  4. Step 4: Simplify right side
    8,365,786.20x = 29,892,271,644,579.42
  5. Step 5: Solve for x
    x = 29,892,271,644,579.42/8,365,786.20
  6. Step 6: Final answer
    x = 3,573,157.49

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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.