Home / 16,886,106.68-23,302,846.98-9,151,148.60

Finding the Fourth Proportional to 16,886,106.68, 23,302,846.98 and 9,151,148.60

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Solution

The fourth proportional to 16,886,106.68, 23,302,846.98 and 9,151,148.60 is: 12,628,595.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,886,106.68 : 23,302,846.98 = 9,151,148.60 : x
  2. Step 2: Convert to fraction form
    16,886,106.68/23,302,846.98 = 9,151,148.60/x
  3. Step 3: Cross multiply
    16,886,106.68x = 23,302,846.98 × 9,151,148.60
  4. Step 4: Simplify right side
    16,886,106.68x = 213,247,815,517,041.22
  5. Step 5: Solve for x
    x = 213,247,815,517,041.22/16,886,106.68
  6. Step 6: Final answer
    x = 12,628,595.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.