Home / 5,432,275.80-8,136,603.90-3,298,638.60

Finding the Fourth Proportional to 5,432,275.80, 8,136,603.90 and 3,298,638.60

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Solution

The fourth proportional to 5,432,275.80, 8,136,603.90 and 3,298,638.60 is: 4,940,786.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,275.80 : 8,136,603.90 = 3,298,638.60 : x
  2. Step 2: Convert to fraction form
    5,432,275.80/8,136,603.90 = 3,298,638.60/x
  3. Step 3: Cross multiply
    5,432,275.80x = 8,136,603.90 × 3,298,638.60
  4. Step 4: Simplify right side
    5,432,275.80x = 26,839,715,697,450.54
  5. Step 5: Solve for x
    x = 26,839,715,697,450.54/5,432,275.80
  6. Step 6: Final answer
    x = 4,940,786.64

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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.