Home / 19,422,626.40-29,137,438.80-8,064,223.20

Finding the Fourth Proportional to 19,422,626.40, 29,137,438.80 and 8,064,223.20

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Solution

The fourth proportional to 19,422,626.40, 29,137,438.80 and 8,064,223.20 is: 12,097,787.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,626.40 : 29,137,438.80 = 8,064,223.20 : x
  2. Step 2: Convert to fraction form
    19,422,626.40/29,137,438.80 = 8,064,223.20/x
  3. Step 3: Cross multiply
    19,422,626.40x = 29,137,438.80 × 8,064,223.20
  4. Step 4: Simplify right side
    19,422,626.40x = 234,970,809,959,540.16
  5. Step 5: Solve for x
    x = 234,970,809,959,540.16/19,422,626.40
  6. Step 6: Final answer
    x = 12,097,787.66

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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.