Home / 9,078,352.40-13,620,639.32-3,098,919.44

Finding the Fourth Proportional to 9,078,352.40, 13,620,639.32 and 3,098,919.44

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Solution

The fourth proportional to 9,078,352.40, 13,620,639.32 and 3,098,919.44 is: 4,649,441.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078,352.40 : 13,620,639.32 = 3,098,919.44 : x
  2. Step 2: Convert to fraction form
    9,078,352.40/13,620,639.32 = 3,098,919.44/x
  3. Step 3: Cross multiply
    9,078,352.40x = 13,620,639.32 × 3,098,919.44
  4. Step 4: Simplify right side
    9,078,352.40x = 42,209,263,973,976.38
  5. Step 5: Solve for x
    x = 42,209,263,973,976.38/9,078,352.40
  6. Step 6: Final answer
    x = 4,649,441.01

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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.