Home / 6,478,415.40-8,940,213.22-3,762,336.36

Finding the Fourth Proportional to 6,478,415.40, 8,940,213.22 and 3,762,336.36

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Solution

The fourth proportional to 6,478,415.40, 8,940,213.22 and 3,762,336.36 is: 5,192,024.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,478,415.40 : 8,940,213.22 = 3,762,336.36 : x
  2. Step 2: Convert to fraction form
    6,478,415.40/8,940,213.22 = 3,762,336.36/x
  3. Step 3: Cross multiply
    6,478,415.40x = 8,940,213.22 × 3,762,336.36
  4. Step 4: Simplify right side
    6,478,415.40x = 33,636,089,263,758.68
  5. Step 5: Solve for x
    x = 33,636,089,263,758.68/6,478,415.40
  6. Step 6: Final answer
    x = 5,192,024.16

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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.