Home / 10,922,078.60-16,389,022.80-4,857,746.30

Finding the Fourth Proportional to 10,922,078.60, 16,389,022.80 and 4,857,746.30

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Solution

The fourth proportional to 10,922,078.60, 16,389,022.80 and 4,857,746.30 is: 7,289,245.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,922,078.60 : 16,389,022.80 = 4,857,746.30 : x
  2. Step 2: Convert to fraction form
    10,922,078.60/16,389,022.80 = 4,857,746.30/x
  3. Step 3: Cross multiply
    10,922,078.60x = 16,389,022.80 × 4,857,746.30
  4. Step 4: Simplify right side
    10,922,078.60x = 79,613,714,867,315.64
  5. Step 5: Solve for x
    x = 79,613,714,867,315.64/10,922,078.60
  6. Step 6: Final answer
    x = 7,289,245.74

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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.