Home / 13,440,617.80-20,160,926.70-4,465,169.80

Finding the Fourth Proportional to 13,440,617.80, 20,160,926.70 and 4,465,169.80

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Solution

The fourth proportional to 13,440,617.80, 20,160,926.70 and 4,465,169.80 is: 6,697,754.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,440,617.80 : 20,160,926.70 = 4,465,169.80 : x
  2. Step 2: Convert to fraction form
    13,440,617.80/20,160,926.70 = 4,465,169.80/x
  3. Step 3: Cross multiply
    13,440,617.80x = 20,160,926.70 × 4,465,169.80
  4. Step 4: Simplify right side
    13,440,617.80x = 90,021,961,040,853.66
  5. Step 5: Solve for x
    x = 90,021,961,040,853.66/13,440,617.80
  6. Step 6: Final answer
    x = 6,697,754.70

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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.