Home / 14,631,592.86-20,191,380.03-8,105,202.54

Finding the Fourth Proportional to 14,631,592.86, 20,191,380.03 and 8,105,202.54

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Solution

The fourth proportional to 14,631,592.86, 20,191,380.03 and 8,105,202.54 is: 11,185,058.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,631,592.86 : 20,191,380.03 = 8,105,202.54 : x
  2. Step 2: Convert to fraction form
    14,631,592.86/20,191,380.03 = 8,105,202.54/x
  3. Step 3: Cross multiply
    14,631,592.86x = 20,191,380.03 × 8,105,202.54
  4. Step 4: Simplify right side
    14,631,592.86x = 163,655,224,705,261.28
  5. Step 5: Solve for x
    x = 163,655,224,705,261.28/14,631,592.86
  6. Step 6: Final answer
    x = 11,185,058.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.