Home / 9,144,408.60-13,702,616.10-8,640,523.80

Finding the Fourth Proportional to 9,144,408.60, 13,702,616.10 and 8,640,523.80

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Solution

The fourth proportional to 9,144,408.60, 13,702,616.10 and 8,640,523.80 is: 12,947,560.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,144,408.60 : 13,702,616.10 = 8,640,523.80 : x
  2. Step 2: Convert to fraction form
    9,144,408.60/13,702,616.10 = 8,640,523.80/x
  3. Step 3: Cross multiply
    9,144,408.60x = 13,702,616.10 × 8,640,523.80
  4. Step 4: Simplify right side
    9,144,408.60x = 118,397,780,534,313.19
  5. Step 5: Solve for x
    x = 118,397,780,534,313.19/9,144,408.60
  6. Step 6: Final answer
    x = 12,947,560.17

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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.