Home / 7,892,056.89-10,892,858.46-4,629,919.59

Finding the Fourth Proportional to 7,892,056.89, 10,892,858.46 and 4,629,919.59

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Solution

The fourth proportional to 7,892,056.89, 10,892,858.46 and 4,629,919.59 is: 6,390,356.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,892,056.89 : 10,892,858.46 = 4,629,919.59 : x
  2. Step 2: Convert to fraction form
    7,892,056.89/10,892,858.46 = 4,629,919.59/x
  3. Step 3: Cross multiply
    7,892,056.89x = 10,892,858.46 × 4,629,919.59
  4. Step 4: Simplify right side
    7,892,056.89x = 50,433,058,775,051.23
  5. Step 5: Solve for x
    x = 50,433,058,775,051.23/7,892,056.89
  6. Step 6: Final answer
    x = 6,390,356.72

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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.