Home / 28,599,270.75-39,466,161.87-16,210,504.22

Finding the Fourth Proportional to 28,599,270.75, 39,466,161.87 and 16,210,504.22

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Solution

The fourth proportional to 28,599,270.75, 39,466,161.87 and 16,210,504.22 is: 22,370,024.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,599,270.75 : 39,466,161.87 = 16,210,504.22 : x
  2. Step 2: Convert to fraction form
    28,599,270.75/39,466,161.87 = 16,210,504.22/x
  3. Step 3: Cross multiply
    28,599,270.75x = 39,466,161.87 × 16,210,504.22
  4. Step 4: Simplify right side
    28,599,270.75x = 639,766,383,282,717.88
  5. Step 5: Solve for x
    x = 639,766,383,282,717.88/28,599,270.75
  6. Step 6: Final answer
    x = 22,370,024.36

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1.5x scale

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.