Home / 10,364,075.05-15,546,112.58-7,972,590.55

Finding the Fourth Proportional to 10,364,075.05, 15,546,112.58 and 7,972,590.55

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Solution

The fourth proportional to 10,364,075.05, 15,546,112.58 and 7,972,590.55 is: 11,958,885.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364,075.05 : 15,546,112.58 = 7,972,590.55 : x
  2. Step 2: Convert to fraction form
    10,364,075.05/15,546,112.58 = 7,972,590.55/x
  3. Step 3: Cross multiply
    10,364,075.05x = 15,546,112.58 × 7,972,590.55
  4. Step 4: Simplify right side
    10,364,075.05x = 123,942,790,244,544.11
  5. Step 5: Solve for x
    x = 123,942,790,244,544.11/10,364,075.05
  6. Step 6: Final answer
    x = 11,958,885.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.