Home / 28,104,680.84-38,782,323.59-17,089,910.01

Finding the Fourth Proportional to 28,104,680.84, 38,782,323.59 and 17,089,910.01

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Solution

The fourth proportional to 28,104,680.84, 38,782,323.59 and 17,089,910.01 is: 23,582,776.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,104,680.84 : 38,782,323.59 = 17,089,910.01 : x
  2. Step 2: Convert to fraction form
    28,104,680.84/38,782,323.59 = 17,089,910.01/x
  3. Step 3: Cross multiply
    28,104,680.84x = 38,782,323.59 × 17,089,910.01
  4. Step 4: Simplify right side
    28,104,680.84x = 662,786,420,046,350.62
  5. Step 5: Solve for x
    x = 662,786,420,046,350.62/28,104,680.84
  6. Step 6: Final answer
    x = 23,582,776.97

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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.