Home / 22,765,739.88-31,416,968.10-12,452,236.20

Finding the Fourth Proportional to 22,765,739.88, 31,416,968.10 and 12,452,236.20

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Solution

The fourth proportional to 22,765,739.88, 31,416,968.10 and 12,452,236.20 is: 17,184,221.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,765,739.88 : 31,416,968.10 = 12,452,236.20 : x
  2. Step 2: Convert to fraction form
    22,765,739.88/31,416,968.10 = 12,452,236.20/x
  3. Step 3: Cross multiply
    22,765,739.88x = 31,416,968.10 × 12,452,236.20
  4. Step 4: Simplify right side
    22,765,739.88x = 391,211,507,469,065.19
  5. Step 5: Solve for x
    x = 391,211,507,469,065.19/22,765,739.88
  6. Step 6: Final answer
    x = 17,184,221.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.