Home / 12,230,811.60-18,346,217.40-11,474,984.40

Finding the Fourth Proportional to 12,230,811.60, 18,346,217.40 and 11,474,984.40

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Solution

The fourth proportional to 12,230,811.60, 18,346,217.40 and 11,474,984.40 is: 17,212,476.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,230,811.60 : 18,346,217.40 = 11,474,984.40 : x
  2. Step 2: Convert to fraction form
    12,230,811.60/18,346,217.40 = 11,474,984.40/x
  3. Step 3: Cross multiply
    12,230,811.60x = 18,346,217.40 × 11,474,984.40
  4. Step 4: Simplify right side
    12,230,811.60x = 210,522,558,464,008.56
  5. Step 5: Solve for x
    x = 210,522,558,464,008.56/12,230,811.60
  6. Step 6: Final answer
    x = 17,212,476.60

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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.