Home / 13,723,897.60-20,579,625.60-5,201,401.60

Finding the Fourth Proportional to 13,723,897.60, 20,579,625.60 and 5,201,401.60

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Solution

The fourth proportional to 13,723,897.60, 20,579,625.60 and 5,201,401.60 is: 7,799,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,723,897.60 : 20,579,625.60 = 5,201,401.60 : x
  2. Step 2: Convert to fraction form
    13,723,897.60/20,579,625.60 = 5,201,401.60/x
  3. Step 3: Cross multiply
    13,723,897.60x = 20,579,625.60 × 5,201,401.60
  4. Step 4: Simplify right side
    13,723,897.60x = 107,042,897,523,240.95
  5. Step 5: Solve for x
    x = 107,042,897,523,240.95/13,723,897.60
  6. Step 6: Final answer
    x = 7,799,744.70

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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.