Home / 13,765,480.20-20,647,564.20-4,666,685.40

Finding the Fourth Proportional to 13,765,480.20, 20,647,564.20 and 4,666,685.40

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Solution

The fourth proportional to 13,765,480.20, 20,647,564.20 and 4,666,685.40 is: 6,999,805.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,765,480.20 : 20,647,564.20 = 4,666,685.40 : x
  2. Step 2: Convert to fraction form
    13,765,480.20/20,647,564.20 = 4,666,685.40/x
  3. Step 3: Cross multiply
    13,765,480.20x = 20,647,564.20 × 4,666,685.40
  4. Step 4: Simplify right side
    13,765,480.20x = 96,355,686,397,702.69
  5. Step 5: Solve for x
    x = 96,355,686,397,702.69/13,765,480.20
  6. Step 6: Final answer
    x = 6,999,805.67

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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.