Home / 9,943,485.19-14,915,858.20-3,120,327.69

Finding the Fourth Proportional to 9,943,485.19, 14,915,858.20 and 3,120,327.69

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Solution

The fourth proportional to 9,943,485.19, 14,915,858.20 and 3,120,327.69 is: 4,680,689.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943,485.19 : 14,915,858.20 = 3,120,327.69 : x
  2. Step 2: Convert to fraction form
    9,943,485.19/14,915,858.20 = 3,120,327.69/x
  3. Step 3: Cross multiply
    9,943,485.19x = 14,915,858.20 × 3,120,327.69
  4. Step 4: Simplify right side
    9,943,485.19x = 46,542,365,361,573.55
  5. Step 5: Solve for x
    x = 46,542,365,361,573.55/9,943,485.19
  6. Step 6: Final answer
    x = 4,680,689.36

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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.