Home / 5,631,017.32-7,768,977.06-3,183,391.72

Finding the Fourth Proportional to 5,631,017.32, 7,768,977.06 and 3,183,391.72

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Solution

The fourth proportional to 5,631,017.32, 7,768,977.06 and 3,183,391.72 is: 4,392,047.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631,017.32 : 7,768,977.06 = 3,183,391.72 : x
  2. Step 2: Convert to fraction form
    5,631,017.32/7,768,977.06 = 3,183,391.72/x
  3. Step 3: Cross multiply
    5,631,017.32x = 7,768,977.06 × 3,183,391.72
  4. Step 4: Simplify right side
    5,631,017.32x = 24,731,697,245,673.95
  5. Step 5: Solve for x
    x = 24,731,697,245,673.95/5,631,017.32
  6. Step 6: Final answer
    x = 4,392,047.80

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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.