Home / 13,885,624.22-20,829,806.71-4,786,523.93

Finding the Fourth Proportional to 13,885,624.22, 20,829,806.71 and 4,786,523.93

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Solution

The fourth proportional to 13,885,624.22, 20,829,806.71 and 4,786,523.93 is: 7,180,258.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,885,624.22 : 20,829,806.71 = 4,786,523.93 : x
  2. Step 2: Convert to fraction form
    13,885,624.22/20,829,806.71 = 4,786,523.93/x
  3. Step 3: Cross multiply
    13,885,624.22x = 20,829,806.71 × 4,786,523.93
  4. Step 4: Simplify right side
    13,885,624.22x = 99,702,368,314,797.78
  5. Step 5: Solve for x
    x = 99,702,368,314,797.78/13,885,624.22
  6. Step 6: Final answer
    x = 7,180,258.29

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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.