Home / 64,520,450.40-96,781,462.80-19,083,163.20

Finding the Fourth Proportional to 64,520,450.40, 96,781,462.80 and 19,083,163.20

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Solution

The fourth proportional to 64,520,450.40, 96,781,462.80 and 19,083,163.20 is: 28,624,977.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,520,450.40 : 96,781,462.80 = 19,083,163.20 : x
  2. Step 2: Convert to fraction form
    64,520,450.40/96,781,462.80 = 19,083,163.20/x
  3. Step 3: Cross multiply
    64,520,450.40x = 96,781,462.80 × 19,083,163.20
  4. Step 4: Simplify right side
    64,520,450.40x = 1,846,896,449,347,128.75
  5. Step 5: Solve for x
    x = 1,846,896,449,347,128.75/64,520,450.40
  6. Step 6: Final answer
    x = 28,624,977.63

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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.