Home / 7,548,759.90-11,323,139.85-1,868,984.28

Finding the Fourth Proportional to 7,548,759.90, 11,323,139.85 and 1,868,984.28

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Solution

The fourth proportional to 7,548,759.90, 11,323,139.85 and 1,868,984.28 is: 2,803,476.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548,759.90 : 11,323,139.85 = 1,868,984.28 : x
  2. Step 2: Convert to fraction form
    7,548,759.90/11,323,139.85 = 1,868,984.28/x
  3. Step 3: Cross multiply
    7,548,759.90x = 11,323,139.85 × 1,868,984.28
  4. Step 4: Simplify right side
    7,548,759.90x = 21,162,770,379,891.56
  5. Step 5: Solve for x
    x = 21,162,770,379,891.56/7,548,759.90
  6. Step 6: Final answer
    x = 2,803,476.42

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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.