Home / 18,745,643.98-25,858,571.92-10,904,274.10

Finding the Fourth Proportional to 18,745,643.98, 25,858,571.92 and 10,904,274.10

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Solution

The fourth proportional to 18,745,643.98, 25,858,571.92 and 10,904,274.10 is: 15,041,838.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,745,643.98 : 25,858,571.92 = 10,904,274.10 : x
  2. Step 2: Convert to fraction form
    18,745,643.98/25,858,571.92 = 10,904,274.10/x
  3. Step 3: Cross multiply
    18,745,643.98x = 25,858,571.92 × 10,904,274.10
  4. Step 4: Simplify right side
    18,745,643.98x = 281,968,956,050,243.31
  5. Step 5: Solve for x
    x = 281,968,956,050,243.31/18,745,643.98
  6. Step 6: Final answer
    x = 15,041,838.86

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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.