Home / 13,268,160.51-19,909,824.87-7,203,385.34

Finding the Fourth Proportional to 13,268,160.51, 19,909,824.87 and 7,203,385.34

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Solution

The fourth proportional to 13,268,160.51, 19,909,824.87 and 7,203,385.34 is: 10,809,195.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,268,160.51 : 19,909,824.87 = 7,203,385.34 : x
  2. Step 2: Convert to fraction form
    13,268,160.51/19,909,824.87 = 7,203,385.34/x
  3. Step 3: Cross multiply
    13,268,160.51x = 19,909,824.87 × 7,203,385.34
  4. Step 4: Simplify right side
    13,268,160.51x = 143,418,140,538,625.44
  5. Step 5: Solve for x
    x = 143,418,140,538,625.44/13,268,160.51
  6. Step 6: Final answer
    x = 10,809,195.48

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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.