Home / 12,354,236.64-18,533,682.90-4,680,180

Finding the Fourth Proportional to 12,354,236.64, 18,533,682.90 and 4,680,180

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Solution

The fourth proportional to 12,354,236.64, 18,533,682.90 and 4,680,180 is: 7,021,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,354,236.64 : 18,533,682.90 = 4,680,180 : x
  2. Step 2: Convert to fraction form
    12,354,236.64/18,533,682.90 = 4,680,180/x
  3. Step 3: Cross multiply
    12,354,236.64x = 18,533,682.90 × 4,680,180
  4. Step 4: Simplify right side
    12,354,236.64x = 86,740,972,034,922
  5. Step 5: Solve for x
    x = 86,740,972,034,922/12,354,236.64
  6. Step 6: Final answer
    x = 7,021,151.90

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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.