Home / 12,541,629.36-17,308,017.72-7,385,208.24

Finding the Fourth Proportional to 12,541,629.36, 17,308,017.72 and 7,385,208.24

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Solution

The fourth proportional to 12,541,629.36, 17,308,017.72 and 7,385,208.24 is: 10,191,922.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541,629.36 : 17,308,017.72 = 7,385,208.24 : x
  2. Step 2: Convert to fraction form
    12,541,629.36/17,308,017.72 = 7,385,208.24/x
  3. Step 3: Cross multiply
    12,541,629.36x = 17,308,017.72 × 7,385,208.24
  4. Step 4: Simplify right side
    12,541,629.36x = 127,823,315,083,810.02
  5. Step 5: Solve for x
    x = 127,823,315,083,810.02/12,541,629.36
  6. Step 6: Final answer
    x = 10,191,922.55

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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.