Home / 7,047,435.24-9,725,200.74-3,828,102.12

Finding the Fourth Proportional to 7,047,435.24, 9,725,200.74 and 3,828,102.12

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Solution

The fourth proportional to 7,047,435.24, 9,725,200.74 and 3,828,102.12 is: 5,282,639.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,435.24 : 9,725,200.74 = 3,828,102.12 : x
  2. Step 2: Convert to fraction form
    7,047,435.24/9,725,200.74 = 3,828,102.12/x
  3. Step 3: Cross multiply
    7,047,435.24x = 9,725,200.74 × 3,828,102.12
  4. Step 4: Simplify right side
    7,047,435.24x = 37,229,061,570,219.57
  5. Step 5: Solve for x
    x = 37,229,061,570,219.57/7,047,435.24
  6. Step 6: Final answer
    x = 5,282,639.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.