Home / 21,896,136.08-32,762,847.72-13,771,168.64

Finding the Fourth Proportional to 21,896,136.08, 32,762,847.72 and 13,771,168.64

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Solution

The fourth proportional to 21,896,136.08, 32,762,847.72 and 13,771,168.64 is: 20,605,585.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,896,136.08 : 32,762,847.72 = 13,771,168.64 : x
  2. Step 2: Convert to fraction form
    21,896,136.08/32,762,847.72 = 13,771,168.64/x
  3. Step 3: Cross multiply
    21,896,136.08x = 32,762,847.72 × 13,771,168.64
  4. Step 4: Simplify right side
    21,896,136.08x = 451,182,701,078,759.50
  5. Step 5: Solve for x
    x = 451,182,701,078,759.50/21,896,136.08
  6. Step 6: Final answer
    x = 20,605,585.36

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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.