Home / 7,814,321.73-10,780,329.01-4,715,116.52

Finding the Fourth Proportional to 7,814,321.73, 10,780,329.01 and 4,715,116.52

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Solution

The fourth proportional to 7,814,321.73, 10,780,329.01 and 4,715,116.52 is: 6,504,788.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,814,321.73 : 10,780,329.01 = 4,715,116.52 : x
  2. Step 2: Convert to fraction form
    7,814,321.73/10,780,329.01 = 4,715,116.52/x
  3. Step 3: Cross multiply
    7,814,321.73x = 10,780,329.01 × 4,715,116.52
  4. Step 4: Simplify right side
    7,814,321.73x = 50,830,507,335,974.02
  5. Step 5: Solve for x
    x = 50,830,507,335,974.02/7,814,321.73
  6. Step 6: Final answer
    x = 6,504,788.14

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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.