Home / 20,534,810.54-30,757,933.58-19,327,484.54

Finding the Fourth Proportional to 20,534,810.54, 30,757,933.58 and 19,327,484.54

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Solution

The fourth proportional to 20,534,810.54, 30,757,933.58 and 19,327,484.54 is: 28,949,548.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,534,810.54 : 30,757,933.58 = 19,327,484.54 : x
  2. Step 2: Convert to fraction form
    20,534,810.54/30,757,933.58 = 19,327,484.54/x
  3. Step 3: Cross multiply
    20,534,810.54x = 30,757,933.58 × 19,327,484.54
  4. Step 4: Simplify right side
    20,534,810.54x = 594,473,485,749,796.75
  5. Step 5: Solve for x
    x = 594,473,485,749,796.75/20,534,810.54
  6. Step 6: Final answer
    x = 28,949,548.11

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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.