Home / 10,799,301.20-16,199,124.60-2,821,125.20

Finding the Fourth Proportional to 10,799,301.20, 16,199,124.60 and 2,821,125.20

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Solution

The fourth proportional to 10,799,301.20, 16,199,124.60 and 2,821,125.20 is: 4,231,732.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,799,301.20 : 16,199,124.60 = 2,821,125.20 : x
  2. Step 2: Convert to fraction form
    10,799,301.20/16,199,124.60 = 2,821,125.20/x
  3. Step 3: Cross multiply
    10,799,301.20x = 16,199,124.60 × 2,821,125.20
  4. Step 4: Simplify right side
    10,799,301.20x = 45,699,758,626,999.92
  5. Step 5: Solve for x
    x = 45,699,758,626,999.92/10,799,301.20
  6. Step 6: Final answer
    x = 4,231,732.94

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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.