Home / 5,470,902.80-8,194,544.40-3,557,715.20

Finding the Fourth Proportional to 5,470,902.80, 8,194,544.40 and 3,557,715.20

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Solution

The fourth proportional to 5,470,902.80, 8,194,544.40 and 3,557,715.20 is: 5,328,892.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470,902.80 : 8,194,544.40 = 3,557,715.20 : x
  2. Step 2: Convert to fraction form
    5,470,902.80/8,194,544.40 = 3,557,715.20/x
  3. Step 3: Cross multiply
    5,470,902.80x = 8,194,544.40 × 3,557,715.20
  4. Step 4: Simplify right side
    5,470,902.80x = 29,153,855,168,954.88
  5. Step 5: Solve for x
    x = 29,153,855,168,954.88/5,470,902.80
  6. Step 6: Final answer
    x = 5,328,892.91

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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.