Home / 7,621,701.30-10,517,675.34-4,313,924.54

Finding the Fourth Proportional to 7,621,701.30, 10,517,675.34 and 4,313,924.54

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Solution

The fourth proportional to 7,621,701.30, 10,517,675.34 and 4,313,924.54 is: 5,953,061.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,621,701.30 : 10,517,675.34 = 4,313,924.54 : x
  2. Step 2: Convert to fraction form
    7,621,701.30/10,517,675.34 = 4,313,924.54/x
  3. Step 3: Cross multiply
    7,621,701.30x = 10,517,675.34 × 4,313,924.54
  4. Step 4: Simplify right side
    7,621,701.30x = 45,372,457,752,978.84
  5. Step 5: Solve for x
    x = 45,372,457,752,978.84/7,621,701.30
  6. Step 6: Final answer
    x = 5,953,061.65

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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.