Home / 16,821,047.91-23,213,055.47-9,086,090.31

Finding the Fourth Proportional to 16,821,047.91, 23,213,055.47 and 9,086,090.31

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Solution

The fourth proportional to 16,821,047.91, 23,213,055.47 and 9,086,090.31 is: 12,538,809.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821,047.91 : 23,213,055.47 = 9,086,090.31 : x
  2. Step 2: Convert to fraction form
    16,821,047.91/23,213,055.47 = 9,086,090.31/x
  3. Step 3: Cross multiply
    16,821,047.91x = 23,213,055.47 × 9,086,090.31
  4. Step 4: Simplify right side
    16,821,047.91x = 210,915,918,326,029.06
  5. Step 5: Solve for x
    x = 210,915,918,326,029.06/16,821,047.91
  6. Step 6: Final answer
    x = 12,538,809.68

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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.