Home / 15,016,568.02-20,739,971.03-10,179,273.94

Finding the Fourth Proportional to 15,016,568.02, 20,739,971.03 and 10,179,273.94

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Solution

The fourth proportional to 15,016,568.02, 20,739,971.03 and 10,179,273.94 is: 14,058,994.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,016,568.02 : 20,739,971.03 = 10,179,273.94 : x
  2. Step 2: Convert to fraction form
    15,016,568.02/20,739,971.03 = 10,179,273.94/x
  3. Step 3: Cross multiply
    15,016,568.02x = 20,739,971.03 × 10,179,273.94
  4. Step 4: Simplify right side
    15,016,568.02x = 211,117,846,622,033.97
  5. Step 5: Solve for x
    x = 211,117,846,622,033.97/15,016,568.02
  6. Step 6: Final answer
    x = 14,058,994.46

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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.