Home / 7,994,590.63-11,989,200.72-2,601,972.85

Finding the Fourth Proportional to 7,994,590.63, 11,989,200.72 and 2,601,972.85

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Solution

The fourth proportional to 7,994,590.63, 11,989,200.72 and 2,601,972.85 is: 3,902,085.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,994,590.63 : 11,989,200.72 = 2,601,972.85 : x
  2. Step 2: Convert to fraction form
    7,994,590.63/11,989,200.72 = 2,601,972.85/x
  3. Step 3: Cross multiply
    7,994,590.63x = 11,989,200.72 × 2,601,972.85
  4. Step 4: Simplify right side
    7,994,590.63x = 31,195,574,766,640.45
  5. Step 5: Solve for x
    x = 31,195,574,766,640.45/7,994,590.63
  6. Step 6: Final answer
    x = 3,902,085.32

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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.