Home / 7,892,055.89-10,892,857.08-4,629,918.59

Finding the Fourth Proportional to 7,892,055.89, 10,892,857.08 and 4,629,918.59

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Solution

The fourth proportional to 7,892,055.89, 10,892,857.08 and 4,629,918.59 is: 6,390,355.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,892,055.89 : 10,892,857.08 = 4,629,918.59 : x
  2. Step 2: Convert to fraction form
    7,892,055.89/10,892,857.08 = 4,629,918.59/x
  3. Step 3: Cross multiply
    7,892,055.89x = 10,892,857.08 × 4,629,918.59
  4. Step 4: Simplify right side
    7,892,055.89x = 50,433,041,438,440.83
  5. Step 5: Solve for x
    x = 50,433,041,438,440.83/7,892,055.89
  6. Step 6: Final answer
    x = 6,390,355.34

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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.