Home / 14,993,144.80-21,032,918-14,993,144.80

Finding the Fourth Proportional to 14,993,144.80, 21,032,918 and 14,993,144.80

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Solution

The fourth proportional to 14,993,144.80, 21,032,918 and 14,993,144.80 is: 21,032,918

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,993,144.80 : 21,032,918 = 14,993,144.80 : x
  2. Step 2: Convert to fraction form
    14,993,144.80/21,032,918 = 14,993,144.80/x
  3. Step 3: Cross multiply
    14,993,144.80x = 21,032,918 × 14,993,144.80
  4. Step 4: Simplify right side
    14,993,144.80x = 315,349,585,140,526.44
  5. Step 5: Solve for x
    x = 315,349,585,140,526.44/14,993,144.80
  6. Step 6: Final answer
    x = 21,032,918

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.