Home / 12,807,127.36-17,661,858.06-10,202,291.44

Finding the Fourth Proportional to 12,807,127.36, 17,661,858.06 and 10,202,291.44

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Solution

The fourth proportional to 12,807,127.36, 17,661,858.06 and 10,202,291.44 is: 14,069,620.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,807,127.36 : 17,661,858.06 = 10,202,291.44 : x
  2. Step 2: Convert to fraction form
    12,807,127.36/17,661,858.06 = 10,202,291.44/x
  3. Step 3: Cross multiply
    12,807,127.36x = 17,661,858.06 × 10,202,291.44
  4. Step 4: Simplify right side
    12,807,127.36x = 180,191,423,300,032.97
  5. Step 5: Solve for x
    x = 180,191,423,300,032.97/12,807,127.36
  6. Step 6: Final answer
    x = 14,069,620.63

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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.