Home / 11,976,271.80-17,967,032.10-5,913,907.80

Finding the Fourth Proportional to 11,976,271.80, 17,967,032.10 and 5,913,907.80

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Solution

The fourth proportional to 11,976,271.80, 17,967,032.10 and 5,913,907.80 is: 8,872,157.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976,271.80 : 17,967,032.10 = 5,913,907.80 : x
  2. Step 2: Convert to fraction form
    11,976,271.80/17,967,032.10 = 5,913,907.80/x
  3. Step 3: Cross multiply
    11,976,271.80x = 17,967,032.10 × 5,913,907.80
  4. Step 4: Simplify right side
    11,976,271.80x = 106,255,371,279,040.39
  5. Step 5: Solve for x
    x = 106,255,371,279,040.39/11,976,271.80
  6. Step 6: Final answer
    x = 8,872,157.63

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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.