Home / 14,486,431.80-21,729,647.70-12,848,806.20

Finding the Fourth Proportional to 14,486,431.80, 21,729,647.70 and 12,848,806.20

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Solution

The fourth proportional to 14,486,431.80, 21,729,647.70 and 12,848,806.20 is: 19,273,209.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486,431.80 : 21,729,647.70 = 12,848,806.20 : x
  2. Step 2: Convert to fraction form
    14,486,431.80/21,729,647.70 = 12,848,806.20/x
  3. Step 3: Cross multiply
    14,486,431.80x = 21,729,647.70 × 12,848,806.20
  4. Step 4: Simplify right side
    14,486,431.80x = 279,200,032,091,575.72
  5. Step 5: Solve for x
    x = 279,200,032,091,575.72/14,486,431.80
  6. Step 6: Final answer
    x = 19,273,209.30

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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.