Home / 7,691,823.82-10,617,985.20-4,792,647.08

Finding the Fourth Proportional to 7,691,823.82, 10,617,985.20 and 4,792,647.08

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Solution

The fourth proportional to 7,691,823.82, 10,617,985.20 and 4,792,647.08 is: 6,615,889.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,691,823.82 : 10,617,985.20 = 4,792,647.08 : x
  2. Step 2: Convert to fraction form
    7,691,823.82/10,617,985.20 = 4,792,647.08/x
  3. Step 3: Cross multiply
    7,691,823.82x = 10,617,985.20 × 4,792,647.08
  4. Step 4: Simplify right side
    7,691,823.82x = 50,888,255,808,780.60
  5. Step 5: Solve for x
    x = 50,888,255,808,780.60/7,691,823.82
  6. Step 6: Final answer
    x = 6,615,889.42

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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.