Home / 30,990,003.60-46,485,005.40-29,100,435.60

Finding the Fourth Proportional to 30,990,003.60, 46,485,005.40 and 29,100,435.60

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Solution

The fourth proportional to 30,990,003.60, 46,485,005.40 and 29,100,435.60 is: 43,650,653.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,990,003.60 : 46,485,005.40 = 29,100,435.60 : x
  2. Step 2: Convert to fraction form
    30,990,003.60/46,485,005.40 = 29,100,435.60/x
  3. Step 3: Cross multiply
    30,990,003.60x = 46,485,005.40 × 29,100,435.60
  4. Step 4: Simplify right side
    30,990,003.60x = 1,352,733,906,008,352.25
  5. Step 5: Solve for x
    x = 1,352,733,906,008,352.25/30,990,003.60
  6. Step 6: Final answer
    x = 43,650,653.40

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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.