Home / 6,631,136-9,946,704-2,143,412

Finding the Fourth Proportional to 6,631,136, 9,946,704 and 2,143,412

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Solution

The fourth proportional to 6,631,136, 9,946,704 and 2,143,412 is: 3,215,118

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631,136 : 9,946,704 = 2,143,412 : x
  2. Step 2: Convert to fraction form
    6,631,136/9,946,704 = 2,143,412/x
  3. Step 3: Cross multiply
    6,631,136x = 9,946,704 × 2,143,412
  4. Step 4: Simplify right side
    6,631,136x = 21,319,884,714,048
  5. Step 5: Solve for x
    x = 21,319,884,714,048/6,631,136
  6. Step 6: Final answer
    x = 3,215,118

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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.