Home / 13,653,334.71-18,842,174.63-7,852,121.06

Finding the Fourth Proportional to 13,653,334.71, 18,842,174.63 and 7,852,121.06

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Solution

The fourth proportional to 13,653,334.71, 18,842,174.63 and 7,852,121.06 is: 10,836,256.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,653,334.71 : 18,842,174.63 = 7,852,121.06 : x
  2. Step 2: Convert to fraction form
    13,653,334.71/18,842,174.63 = 7,852,121.06/x
  3. Step 3: Cross multiply
    13,653,334.71x = 18,842,174.63 × 7,852,121.06
  4. Step 4: Simplify right side
    13,653,334.71x = 147,951,036,094,949.22
  5. Step 5: Solve for x
    x = 147,951,036,094,949.22/13,653,334.71
  6. Step 6: Final answer
    x = 10,836,256.43

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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.