Home / 14,500,035.99-20,010,568.86-7,974,170.15

Finding the Fourth Proportional to 14,500,035.99, 20,010,568.86 and 7,974,170.15

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Solution

The fourth proportional to 14,500,035.99, 20,010,568.86 and 7,974,170.15 is: 11,004,640.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,500,035.99 : 20,010,568.86 = 7,974,170.15 : x
  2. Step 2: Convert to fraction form
    14,500,035.99/20,010,568.86 = 7,974,170.15/x
  3. Step 3: Cross multiply
    14,500,035.99x = 20,010,568.86 × 7,974,170.15
  4. Step 4: Simplify right side
    14,500,035.99x = 159,567,680,787,878.66
  5. Step 5: Solve for x
    x = 159,567,680,787,878.66/14,500,035.99
  6. Step 6: Final answer
    x = 11,004,640.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.