Home / 28,636,136.03-39,517,874.16-15,759,080.03

Finding the Fourth Proportional to 28,636,136.03, 39,517,874.16 and 15,759,080.03

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Solution

The fourth proportional to 28,636,136.03, 39,517,874.16 and 15,759,080.03 is: 21,747,533.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,636,136.03 : 39,517,874.16 = 15,759,080.03 : x
  2. Step 2: Convert to fraction form
    28,636,136.03/39,517,874.16 = 15,759,080.03/x
  3. Step 3: Cross multiply
    28,636,136.03x = 39,517,874.16 × 15,759,080.03
  4. Step 4: Simplify right side
    28,636,136.03x = 622,765,341,424,113.62
  5. Step 5: Solve for x
    x = 622,765,341,424,113.62/28,636,136.03
  6. Step 6: Final answer
    x = 21,747,533.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.