Home / 7,258,972.80-10,892,606.40-2,774,467.20

Finding the Fourth Proportional to 7,258,972.80, 10,892,606.40 and 2,774,467.20

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Solution

The fourth proportional to 7,258,972.80, 10,892,606.40 and 2,774,467.20 is: 4,163,285.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,258,972.80 : 10,892,606.40 = 2,774,467.20 : x
  2. Step 2: Convert to fraction form
    7,258,972.80/10,892,606.40 = 2,774,467.20/x
  3. Step 3: Cross multiply
    7,258,972.80x = 10,892,606.40 × 2,774,467.20
  4. Step 4: Simplify right side
    7,258,972.80x = 30,221,179,179,310.08
  5. Step 5: Solve for x
    x = 30,221,179,179,310.08/7,258,972.80
  6. Step 6: Final answer
    x = 4,163,285.91

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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.