Home / 7,623,968.54-10,521,076.64-4,186,209.56

Finding the Fourth Proportional to 7,623,968.54, 10,521,076.64 and 4,186,209.56

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Solution

The fourth proportional to 7,623,968.54, 10,521,076.64 and 4,186,209.56 is: 5,776,969.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623,968.54 : 10,521,076.64 = 4,186,209.56 : x
  2. Step 2: Convert to fraction form
    7,623,968.54/10,521,076.64 = 4,186,209.56/x
  3. Step 3: Cross multiply
    7,623,968.54x = 10,521,076.64 × 4,186,209.56
  4. Step 4: Simplify right side
    7,623,968.54x = 44,043,431,538,324.25
  5. Step 5: Solve for x
    x = 44,043,431,538,324.25/7,623,968.54
  6. Step 6: Final answer
    x = 5,776,969.22

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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.