Home / 26,083,615.80-39,125,423.70-20,029,999.80

Finding the Fourth Proportional to 26,083,615.80, 39,125,423.70 and 20,029,999.80

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Solution

The fourth proportional to 26,083,615.80, 39,125,423.70 and 20,029,999.80 is: 30,044,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,083,615.80 : 39,125,423.70 = 20,029,999.80 : x
  2. Step 2: Convert to fraction form
    26,083,615.80/39,125,423.70 = 20,029,999.80/x
  3. Step 3: Cross multiply
    26,083,615.80x = 39,125,423.70 × 20,029,999.80
  4. Step 4: Simplify right side
    26,083,615.80x = 783,682,228,885,915.38
  5. Step 5: Solve for x
    x = 783,682,228,885,915.38/26,083,615.80
  6. Step 6: Final answer
    x = 30,044,999.70

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1.5x scale

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.