Home / 6,714,912.40-10,072,368.60-1,666,222.90

Finding the Fourth Proportional to 6,714,912.40, 10,072,368.60 and 1,666,222.90

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Solution

The fourth proportional to 6,714,912.40, 10,072,368.60 and 1,666,222.90 is: 2,499,334.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,714,912.40 : 10,072,368.60 = 1,666,222.90 : x
  2. Step 2: Convert to fraction form
    6,714,912.40/10,072,368.60 = 1,666,222.90/x
  3. Step 3: Cross multiply
    6,714,912.40x = 10,072,368.60 × 1,666,222.90
  4. Step 4: Simplify right side
    6,714,912.40x = 16,782,811,218,560.94
  5. Step 5: Solve for x
    x = 16,782,811,218,560.94/6,714,912.40
  6. Step 6: Final answer
    x = 2,499,334.35

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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.