Home / 9,943,485.69-14,915,858.96-3,120,328.19

Finding the Fourth Proportional to 9,943,485.69, 14,915,858.96 and 3,120,328.19

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Solution

The fourth proportional to 9,943,485.69, 14,915,858.96 and 3,120,328.19 is: 4,680,690.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943,485.69 : 14,915,858.96 = 3,120,328.19 : x
  2. Step 2: Convert to fraction form
    9,943,485.69/14,915,858.96 = 3,120,328.19/x
  3. Step 3: Cross multiply
    9,943,485.69x = 14,915,858.96 × 3,120,328.19
  4. Step 4: Simplify right side
    9,943,485.69x = 46,542,375,100,771.15
  5. Step 5: Solve for x
    x = 46,542,375,100,771.15/9,943,485.69
  6. Step 6: Final answer
    x = 4,680,690.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.