Home / 18,963,399.84-26,169,561.12-10,261,572.48

Finding the Fourth Proportional to 18,963,399.84, 26,169,561.12 and 10,261,572.48

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Solution

The fourth proportional to 18,963,399.84, 26,169,561.12 and 10,261,572.48 is: 14,161,007.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,963,399.84 : 26,169,561.12 = 10,261,572.48 : x
  2. Step 2: Convert to fraction form
    18,963,399.84/26,169,561.12 = 10,261,572.48/x
  3. Step 3: Cross multiply
    18,963,399.84x = 26,169,561.12 × 10,261,572.48
  4. Step 4: Simplify right side
    18,963,399.84x = 268,540,848,202,670
  5. Step 5: Solve for x
    x = 268,540,848,202,670/18,963,399.84
  6. Step 6: Final answer
    x = 14,161,007.54

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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.