Home / 20,137,372.73-30,221,102.24-13,645,054.10

Finding the Fourth Proportional to 20,137,372.73, 30,221,102.24 and 13,645,054.10

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Solution

The fourth proportional to 20,137,372.73, 30,221,102.24 and 13,645,054.10 is: 20,477,774.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,137,372.73 : 30,221,102.24 = 13,645,054.10 : x
  2. Step 2: Convert to fraction form
    20,137,372.73/30,221,102.24 = 13,645,054.10/x
  3. Step 3: Cross multiply
    20,137,372.73x = 30,221,102.24 × 13,645,054.10
  4. Step 4: Simplify right side
    20,137,372.73x = 412,368,574,807,100.44
  5. Step 5: Solve for x
    x = 412,368,574,807,100.44/20,137,372.73
  6. Step 6: Final answer
    x = 20,477,774.36

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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.