Home / 7,161,395.40-10,741,986.57-1,770,045.52

Finding the Fourth Proportional to 7,161,395.40, 10,741,986.57 and 1,770,045.52

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Solution

The fourth proportional to 7,161,395.40, 10,741,986.57 and 1,770,045.52 is: 2,655,041.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161,395.40 : 10,741,986.57 = 1,770,045.52 : x
  2. Step 2: Convert to fraction form
    7,161,395.40/10,741,986.57 = 1,770,045.52/x
  3. Step 3: Cross multiply
    7,161,395.40x = 10,741,986.57 × 1,770,045.52
  4. Step 4: Simplify right side
    7,161,395.40x = 19,013,805,204,128.67
  5. Step 5: Solve for x
    x = 19,013,805,204,128.67/7,161,395.40
  6. Step 6: Final answer
    x = 2,655,041.95

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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.