Home / 7,161,368.32-10,741,946.81-1,770,019.30

Finding the Fourth Proportional to 7,161,368.32, 10,741,946.81 and 1,770,019.30

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Solution

The fourth proportional to 7,161,368.32, 10,741,946.81 and 1,770,019.30 is: 2,655,002.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161,368.32 : 10,741,946.81 = 1,770,019.30 : x
  2. Step 2: Convert to fraction form
    7,161,368.32/10,741,946.81 = 1,770,019.30/x
  3. Step 3: Cross multiply
    7,161,368.32x = 10,741,946.81 × 1,770,019.30
  4. Step 4: Simplify right side
    7,161,368.32x = 19,013,453,150,843.62
  5. Step 5: Solve for x
    x = 19,013,453,150,843.62/7,161,368.32
  6. Step 6: Final answer
    x = 2,655,002.83

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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.