Home / 26,921,971.20-40,382,956.80-16,305,139.20

Finding the Fourth Proportional to 26,921,971.20, 40,382,956.80 and 16,305,139.20

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Solution

The fourth proportional to 26,921,971.20, 40,382,956.80 and 16,305,139.20 is: 24,457,708.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,921,971.20 : 40,382,956.80 = 16,305,139.20 : x
  2. Step 2: Convert to fraction form
    26,921,971.20/40,382,956.80 = 16,305,139.20/x
  3. Step 3: Cross multiply
    26,921,971.20x = 40,382,956.80 × 16,305,139.20
  4. Step 4: Simplify right side
    26,921,971.20x = 658,449,731,931,586.50
  5. Step 5: Solve for x
    x = 658,449,731,931,586.50/26,921,971.20
  6. Step 6: Final answer
    x = 24,457,708.80

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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.