Home / 7,161,152.85-9,882,608.58-5,071,738.50

Finding the Fourth Proportional to 7,161,152.85, 9,882,608.58 and 5,071,738.50

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Solution

The fourth proportional to 7,161,152.85, 9,882,608.58 and 5,071,738.50 is: 6,999,153.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161,152.85 : 9,882,608.58 = 5,071,738.50 : x
  2. Step 2: Convert to fraction form
    7,161,152.85/9,882,608.58 = 5,071,738.50/x
  3. Step 3: Cross multiply
    7,161,152.85x = 9,882,608.58 × 5,071,738.50
  4. Step 4: Simplify right side
    7,161,152.85x = 50,122,006,415,616.33
  5. Step 5: Solve for x
    x = 50,122,006,415,616.33/7,161,152.85
  6. Step 6: Final answer
    x = 6,999,153.27

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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.