Home / 14,223,761.07-19,628,713.44-7,697,388.57

Finding the Fourth Proportional to 14,223,761.07, 19,628,713.44 and 7,697,388.57

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Solution

The fourth proportional to 14,223,761.07, 19,628,713.44 and 7,697,388.57 is: 10,622,354.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223,761.07 : 19,628,713.44 = 7,697,388.57 : x
  2. Step 2: Convert to fraction form
    14,223,761.07/19,628,713.44 = 7,697,388.57/x
  3. Step 3: Cross multiply
    14,223,761.07x = 19,628,713.44 × 7,697,388.57
  4. Step 4: Simplify right side
    14,223,761.07x = 151,089,834,476,861.41
  5. Step 5: Solve for x
    x = 151,089,834,476,861.41/14,223,761.07
  6. Step 6: Final answer
    x = 10,622,354.65

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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.