Home / 5,235,055.52-7,859,940.10-2,678,104.52

Finding the Fourth Proportional to 5,235,055.52, 7,859,940.10 and 2,678,104.52

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Solution

The fourth proportional to 5,235,055.52, 7,859,940.10 and 2,678,104.52 is: 4,020,920.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235,055.52 : 7,859,940.10 = 2,678,104.52 : x
  2. Step 2: Convert to fraction form
    5,235,055.52/7,859,940.10 = 2,678,104.52/x
  3. Step 3: Cross multiply
    5,235,055.52x = 7,859,940.10 × 2,678,104.52
  4. Step 4: Simplify right side
    5,235,055.52x = 21,049,741,092,219.07
  5. Step 5: Solve for x
    x = 21,049,741,092,219.07/5,235,055.52
  6. Step 6: Final answer
    x = 4,020,920.32

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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.