Home / 6,947,552.47-10,421,353.01-4,919,662.93

Finding the Fourth Proportional to 6,947,552.47, 10,421,353.01 and 4,919,662.93

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Solution

The fourth proportional to 6,947,552.47, 10,421,353.01 and 4,919,662.93 is: 7,379,511.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947,552.47 : 10,421,353.01 = 4,919,662.93 : x
  2. Step 2: Convert to fraction form
    6,947,552.47/10,421,353.01 = 4,919,662.93/x
  3. Step 3: Cross multiply
    6,947,552.47x = 10,421,353.01 × 4,919,662.93
  4. Step 4: Simplify right side
    6,947,552.47x = 51,269,544,083,740.91
  5. Step 5: Solve for x
    x = 51,269,544,083,740.91/6,947,552.47
  6. Step 6: Final answer
    x = 7,379,511.61

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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.