Home / 9,189,002.80-13,783,504.20-8,748,103.60

Finding the Fourth Proportional to 9,189,002.80, 13,783,504.20 and 8,748,103.60

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Solution

The fourth proportional to 9,189,002.80, 13,783,504.20 and 8,748,103.60 is: 13,122,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189,002.80 : 13,783,504.20 = 8,748,103.60 : x
  2. Step 2: Convert to fraction form
    9,189,002.80/13,783,504.20 = 8,748,103.60/x
  3. Step 3: Cross multiply
    9,189,002.80x = 13,783,504.20 × 8,748,103.60
  4. Step 4: Simplify right side
    9,189,002.80x = 120,579,522,712,635.11
  5. Step 5: Solve for x
    x = 120,579,522,712,635.11/9,189,002.80
  6. Step 6: Final answer
    x = 13,122,155.40

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1.5x scale

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.