Home / 5,420,443.42-7,480,222.60-2,973,074.38

Finding the Fourth Proportional to 5,420,443.42, 7,480,222.60 and 2,973,074.38

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Solution

The fourth proportional to 5,420,443.42, 7,480,222.60 and 2,973,074.38 is: 4,102,848.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,420,443.42 : 7,480,222.60 = 2,973,074.38 : x
  2. Step 2: Convert to fraction form
    5,420,443.42/7,480,222.60 = 2,973,074.38/x
  3. Step 3: Cross multiply
    5,420,443.42x = 7,480,222.60 × 2,973,074.38
  4. Step 4: Simplify right side
    5,420,443.42x = 22,239,258,168,756.98
  5. Step 5: Solve for x
    x = 22,239,258,168,756.98/5,420,443.42
  6. Step 6: Final answer
    x = 4,102,848.51

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1.5x scale

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.