Home / 7,381,322.44-11,072,562.00-1,989,890.55

Finding the Fourth Proportional to 7,381,322.44, 11,072,562.00 and 1,989,890.55

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Solution

The fourth proportional to 7,381,322.44, 11,072,562.00 and 1,989,890.55 is: 2,984,991.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,322.44 : 11,072,562.00 = 1,989,890.55 : x
  2. Step 2: Convert to fraction form
    7,381,322.44/11,072,562.00 = 1,989,890.55/x
  3. Step 3: Cross multiply
    7,381,322.44x = 11,072,562.00 × 1,989,890.55
  4. Step 4: Simplify right side
    7,381,322.44x = 22,033,186,480,627.01
  5. Step 5: Solve for x
    x = 22,033,186,480,627.01/7,381,322.44
  6. Step 6: Final answer
    x = 2,984,991.74

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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.