Home / 12,801,076.49-19,201,634.22-5,228,042.24

Finding the Fourth Proportional to 12,801,076.49, 19,201,634.22 and 5,228,042.24

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Solution

The fourth proportional to 12,801,076.49, 19,201,634.22 and 5,228,042.24 is: 7,842,071.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,801,076.49 : 19,201,634.22 = 5,228,042.24 : x
  2. Step 2: Convert to fraction form
    12,801,076.49/19,201,634.22 = 5,228,042.24/x
  3. Step 3: Cross multiply
    12,801,076.49x = 19,201,634.22 × 5,228,042.24
  4. Step 4: Simplify right side
    12,801,076.49x = 100,386,954,779,189.45
  5. Step 5: Solve for x
    x = 100,386,954,779,189.45/12,801,076.49
  6. Step 6: Final answer
    x = 7,842,071.32

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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.