Home / 19,831,962.25-29,760,527.54-8,472,496.33

Finding the Fourth Proportional to 19,831,962.25, 29,760,527.54 and 8,472,496.33

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Solution

The fourth proportional to 19,831,962.25, 29,760,527.54 and 8,472,496.33 is: 12,714,120.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,831,962.25 : 29,760,527.54 = 8,472,496.33 : x
  2. Step 2: Convert to fraction form
    19,831,962.25/29,760,527.54 = 8,472,496.33/x
  3. Step 3: Cross multiply
    19,831,962.25x = 29,760,527.54 × 8,472,496.33
  4. Step 4: Simplify right side
    19,831,962.25x = 252,145,960,319,151.44
  5. Step 5: Solve for x
    x = 252,145,960,319,151.44/19,831,962.25
  6. Step 6: Final answer
    x = 12,714,120.63

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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.