Home / 8,546,117.22-12,821,215.15-2,788,861.53

Finding the Fourth Proportional to 8,546,117.22, 12,821,215.15 and 2,788,861.53

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Solution

The fourth proportional to 8,546,117.22, 12,821,215.15 and 2,788,861.53 is: 4,183,957.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546,117.22 : 12,821,215.15 = 2,788,861.53 : x
  2. Step 2: Convert to fraction form
    8,546,117.22/12,821,215.15 = 2,788,861.53/x
  3. Step 3: Cross multiply
    8,546,117.22x = 12,821,215.15 × 2,788,861.53
  4. Step 4: Simplify right side
    8,546,117.22x = 35,756,593,751,253.81
  5. Step 5: Solve for x
    x = 35,756,593,751,253.81/8,546,117.22
  6. Step 6: Final answer
    x = 4,183,957.79

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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.