Home / 49,622,629.08-74,433,969.54-18,910,047

Finding the Fourth Proportional to 49,622,629.08, 74,433,969.54 and 18,910,047

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Solution

The fourth proportional to 49,622,629.08, 74,433,969.54 and 18,910,047 is: 28,365,080.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,622,629.08 : 74,433,969.54 = 18,910,047 : x
  2. Step 2: Convert to fraction form
    49,622,629.08/74,433,969.54 = 18,910,047/x
  3. Step 3: Cross multiply
    49,622,629.08x = 74,433,969.54 × 18,910,047
  4. Step 4: Simplify right side
    49,622,629.08x = 1,407,549,862,397,968.50
  5. Step 5: Solve for x
    x = 1,407,549,862,397,968.50/49,622,629.08
  6. Step 6: Final answer
    x = 28,365,080.38

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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.