Home / 17,640,010.40-26,458,460.40-4,859,376.80

Finding the Fourth Proportional to 17,640,010.40, 26,458,460.40 and 4,859,376.80

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Solution

The fourth proportional to 17,640,010.40, 26,458,460.40 and 4,859,376.80 is: 7,288,636.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,640,010.40 : 26,458,460.40 = 4,859,376.80 : x
  2. Step 2: Convert to fraction form
    17,640,010.40/26,458,460.40 = 4,859,376.80/x
  3. Step 3: Cross multiply
    17,640,010.40x = 26,458,460.40 × 4,859,376.80
  4. Step 4: Simplify right side
    17,640,010.40x = 128,571,628,631,478.70
  5. Step 5: Solve for x
    x = 128,571,628,631,478.70/17,640,010.40
  6. Step 6: Final answer
    x = 7,288,636.78

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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.