Home / 12,442,971.60-18,664,457.40-3,467,523.60

Finding the Fourth Proportional to 12,442,971.60, 18,664,457.40 and 3,467,523.60

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Solution

The fourth proportional to 12,442,971.60, 18,664,457.40 and 3,467,523.60 is: 5,201,285.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,442,971.60 : 18,664,457.40 = 3,467,523.60 : x
  2. Step 2: Convert to fraction form
    12,442,971.60/18,664,457.40 = 3,467,523.60/x
  3. Step 3: Cross multiply
    12,442,971.60x = 18,664,457.40 × 3,467,523.60
  4. Step 4: Simplify right side
    12,442,971.60x = 64,719,446,515,694.63
  5. Step 5: Solve for x
    x = 64,719,446,515,694.63/12,442,971.60
  6. Step 6: Final answer
    x = 5,201,285.40

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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.