Home / 15,016,573-20,739,977.94-10,179,278.92

Finding the Fourth Proportional to 15,016,573, 20,739,977.94 and 10,179,278.92

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Solution

The fourth proportional to 15,016,573, 20,739,977.94 and 10,179,278.92 is: 14,059,001.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,016,573 : 20,739,977.94 = 10,179,278.92 : x
  2. Step 2: Convert to fraction form
    15,016,573/20,739,977.94 = 10,179,278.92/x
  3. Step 3: Cross multiply
    15,016,573x = 20,739,977.94 × 10,179,278.92
  4. Step 4: Simplify right side
    15,016,573x = 211,118,020,245,907.03
  5. Step 5: Solve for x
    x = 211,118,020,245,907.03/15,016,573
  6. Step 6: Final answer
    x = 14,059,001.36

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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.