Home / 13,694,518.74-20,534,082.78-9,381,432.16

Finding the Fourth Proportional to 13,694,518.74, 20,534,082.78 and 9,381,432.16

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Solution

The fourth proportional to 13,694,518.74, 20,534,082.78 and 9,381,432.16 is: 14,066,876.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,694,518.74 : 20,534,082.78 = 9,381,432.16 : x
  2. Step 2: Convert to fraction form
    13,694,518.74/20,534,082.78 = 9,381,432.16/x
  3. Step 3: Cross multiply
    13,694,518.74x = 20,534,082.78 × 9,381,432.16
  4. Step 4: Simplify right side
    13,694,518.74x = 192,639,104,568,394.22
  5. Step 5: Solve for x
    x = 192,639,104,568,394.22/13,694,518.74
  6. Step 6: Final answer
    x = 14,066,876.55

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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.