Home / 7,004,053.53-9,665,741.50-3,948,267.78

Finding the Fourth Proportional to 7,004,053.53, 9,665,741.50 and 3,948,267.78

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Solution

The fourth proportional to 7,004,053.53, 9,665,741.50 and 3,948,267.78 is: 5,448,692.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,004,053.53 : 9,665,741.50 = 3,948,267.78 : x
  2. Step 2: Convert to fraction form
    7,004,053.53/9,665,741.50 = 3,948,267.78/x
  3. Step 3: Cross multiply
    7,004,053.53x = 9,665,741.50 × 3,948,267.78
  4. Step 4: Simplify right side
    7,004,053.53x = 38,162,935,734,258.87
  5. Step 5: Solve for x
    x = 38,162,935,734,258.87/7,004,053.53
  6. Step 6: Final answer
    x = 5,448,692.76

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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.