Home / 28,674,019.40-43,011,029.10-9,507,734.60

Finding the Fourth Proportional to 28,674,019.40, 43,011,029.10 and 9,507,734.60

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Solution

The fourth proportional to 28,674,019.40, 43,011,029.10 and 9,507,734.60 is: 14,261,601.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,674,019.40 : 43,011,029.10 = 9,507,734.60 : x
  2. Step 2: Convert to fraction form
    28,674,019.40/43,011,029.10 = 9,507,734.60/x
  3. Step 3: Cross multiply
    28,674,019.40x = 43,011,029.10 × 9,507,734.60
  4. Step 4: Simplify right side
    28,674,019.40x = 408,937,449,555,676.88
  5. Step 5: Solve for x
    x = 408,937,449,555,676.88/28,674,019.40
  6. Step 6: Final answer
    x = 14,261,601.90

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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.