Home / 30,847,453.85-42,544,664.63-27,118,311.41

Finding the Fourth Proportional to 30,847,453.85, 42,544,664.63 and 27,118,311.41

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Solution

The fourth proportional to 30,847,453.85, 42,544,664.63 and 27,118,311.41 is: 37,401,448.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,847,453.85 : 42,544,664.63 = 27,118,311.41 : x
  2. Step 2: Convert to fraction form
    30,847,453.85/42,544,664.63 = 27,118,311.41/x
  3. Step 3: Cross multiply
    30,847,453.85x = 42,544,664.63 × 27,118,311.41
  4. Step 4: Simplify right side
    30,847,453.85x = 1,153,739,463,922,037.50
  5. Step 5: Solve for x
    x = 1,153,739,463,922,037.50/30,847,453.85
  6. Step 6: Final answer
    x = 37,401,448.75

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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.