Home / 11,597,128.38-16,012,043.55-7,248,169.44

Finding the Fourth Proportional to 11,597,128.38, 16,012,043.55 and 7,248,169.44

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Solution

The fourth proportional to 11,597,128.38, 16,012,043.55 and 7,248,169.44 is: 10,007,477.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,597,128.38 : 16,012,043.55 = 7,248,169.44 : x
  2. Step 2: Convert to fraction form
    11,597,128.38/16,012,043.55 = 7,248,169.44/x
  3. Step 3: Cross multiply
    11,597,128.38x = 16,012,043.55 × 7,248,169.44
  4. Step 4: Simplify right side
    11,597,128.38x = 116,058,004,731,059.12
  5. Step 5: Solve for x
    x = 116,058,004,731,059.12/11,597,128.38
  6. Step 6: Final answer
    x = 10,007,477.79

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1.5x scale

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.