Home / 43,920,192.25-65,865,089.40-18,005,136.22

Finding the Fourth Proportional to 43,920,192.25, 65,865,089.40 and 18,005,136.22

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Solution

The fourth proportional to 43,920,192.25, 65,865,089.40 and 18,005,136.22 is: 27,001,473.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,920,192.25 : 65,865,089.40 = 18,005,136.22 : x
  2. Step 2: Convert to fraction form
    43,920,192.25/65,865,089.40 = 18,005,136.22/x
  3. Step 3: Cross multiply
    43,920,192.25x = 65,865,089.40 × 18,005,136.22
  4. Step 4: Simplify right side
    43,920,192.25x = 1,185,909,906,789,478
  5. Step 5: Solve for x
    x = 1,185,909,906,789,478/43,920,192.25
  6. Step 6: Final answer
    x = 27,001,473.49

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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.