Home / 21,334,498.42-29,441,685.38-11,544,941.60

Finding the Fourth Proportional to 21,334,498.42, 29,441,685.38 and 11,544,941.60

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Solution

The fourth proportional to 21,334,498.42, 29,441,685.38 and 11,544,941.60 is: 15,932,061.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,334,498.42 : 29,441,685.38 = 11,544,941.60 : x
  2. Step 2: Convert to fraction form
    21,334,498.42/29,441,685.38 = 11,544,941.60/x
  3. Step 3: Cross multiply
    21,334,498.42x = 29,441,685.38 × 11,544,941.60
  4. Step 4: Simplify right side
    21,334,498.42x = 339,902,538,317,673.81
  5. Step 5: Solve for x
    x = 339,902,538,317,673.81/21,334,498.42
  6. Step 6: Final answer
    x = 15,932,061.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.