Home / 21,972,457.60-32,961,796.80-6,824,809.60

Finding the Fourth Proportional to 21,972,457.60, 32,961,796.80 and 6,824,809.60

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Solution

The fourth proportional to 21,972,457.60, 32,961,796.80 and 6,824,809.60 is: 10,238,180.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,972,457.60 : 32,961,796.80 = 6,824,809.60 : x
  2. Step 2: Convert to fraction form
    21,972,457.60/32,961,796.80 = 6,824,809.60/x
  3. Step 3: Cross multiply
    21,972,457.60x = 32,961,796.80 × 6,824,809.60
  4. Step 4: Simplify right side
    21,972,457.60x = 224,957,987,233,889.28
  5. Step 5: Solve for x
    x = 224,957,987,233,889.28/21,972,457.60
  6. Step 6: Final answer
    x = 10,238,180.51

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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.