Home / 7,045,279.75-9,722,590.03-4,105,033.21

Finding the Fourth Proportional to 7,045,279.75, 9,722,590.03 and 4,105,033.21

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Solution

The fourth proportional to 7,045,279.75, 9,722,590.03 and 4,105,033.21 is: 5,665,006.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045,279.75 : 9,722,590.03 = 4,105,033.21 : x
  2. Step 2: Convert to fraction form
    7,045,279.75/9,722,590.03 = 4,105,033.21/x
  3. Step 3: Cross multiply
    7,045,279.75x = 9,722,590.03 × 4,105,033.21
  4. Step 4: Simplify right side
    7,045,279.75x = 39,911,554,960,364.89
  5. Step 5: Solve for x
    x = 39,911,554,960,364.89/7,045,279.75
  6. Step 6: Final answer
    x = 5,665,006.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.