Home / 13,122,004.60-19,704,002.10-8,880,974.20

Finding the Fourth Proportional to 13,122,004.60, 19,704,002.10 and 8,880,974.20

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Solution

The fourth proportional to 13,122,004.60, 19,704,002.10 and 8,880,974.20 is: 13,335,670.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,004.60 : 19,704,002.10 = 8,880,974.20 : x
  2. Step 2: Convert to fraction form
    13,122,004.60/19,704,002.10 = 8,880,974.20/x
  3. Step 3: Cross multiply
    13,122,004.60x = 19,704,002.10 × 8,880,974.20
  4. Step 4: Simplify right side
    13,122,004.60x = 174,990,734,286,845.81
  5. Step 5: Solve for x
    x = 174,990,734,286,845.81/13,122,004.60
  6. Step 6: Final answer
    x = 13,335,670.85

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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.