Home / 13,807,157.72-20,710,735.95-13,116,745.73

Finding the Fourth Proportional to 13,807,157.72, 20,710,735.95 and 13,116,745.73

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Solution

The fourth proportional to 13,807,157.72, 20,710,735.95 and 13,116,745.73 is: 19,675,118.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,807,157.72 : 20,710,735.95 = 13,116,745.73 : x
  2. Step 2: Convert to fraction form
    13,807,157.72/20,710,735.95 = 13,116,745.73/x
  3. Step 3: Cross multiply
    13,807,157.72x = 20,710,735.95 × 13,116,745.73
  4. Step 4: Simplify right side
    13,807,157.72x = 271,657,457,233,766.28
  5. Step 5: Solve for x
    x = 271,657,457,233,766.28/13,807,157.72
  6. Step 6: Final answer
    x = 19,675,118.00

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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.