Home / 26,178,943.84-39,215,343.60-12,137,451.60

Finding the Fourth Proportional to 26,178,943.84, 39,215,343.60 and 12,137,451.60

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Solution

The fourth proportional to 26,178,943.84, 39,215,343.60 and 12,137,451.60 is: 18,181,571.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,178,943.84 : 39,215,343.60 = 12,137,451.60 : x
  2. Step 2: Convert to fraction form
    26,178,943.84/39,215,343.60 = 12,137,451.60/x
  3. Step 3: Cross multiply
    26,178,943.84x = 39,215,343.60 × 12,137,451.60
  4. Step 4: Simplify right side
    26,178,943.84x = 475,974,334,922,369.75
  5. Step 5: Solve for x
    x = 475,974,334,922,369.75/26,178,943.84
  6. Step 6: Final answer
    x = 18,181,571.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.