Home / 13,410,203.38-20,118,303.59-4,890,539.85

Finding the Fourth Proportional to 13,410,203.38, 20,118,303.59 and 4,890,539.85

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Solution

The fourth proportional to 13,410,203.38, 20,118,303.59 and 4,890,539.85 is: 7,336,903.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,410,203.38 : 20,118,303.59 = 4,890,539.85 : x
  2. Step 2: Convert to fraction form
    13,410,203.38/20,118,303.59 = 4,890,539.85/x
  3. Step 3: Cross multiply
    13,410,203.38x = 20,118,303.59 × 4,890,539.85
  4. Step 4: Simplify right side
    13,410,203.38x = 98,389,365,421,293.05
  5. Step 5: Solve for x
    x = 98,389,365,421,293.05/13,410,203.38
  6. Step 6: Final answer
    x = 7,336,903.30

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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.