Home / 12,171,386-16,797,037.56-6,738,878

Finding the Fourth Proportional to 12,171,386, 16,797,037.56 and 6,738,878

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Solution

The fourth proportional to 12,171,386, 16,797,037.56 and 6,738,878 is: 9,299,942.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,171,386 : 16,797,037.56 = 6,738,878 : x
  2. Step 2: Convert to fraction form
    12,171,386/16,797,037.56 = 6,738,878/x
  3. Step 3: Cross multiply
    12,171,386x = 16,797,037.56 × 6,738,878
  4. Step 4: Simplify right side
    12,171,386x = 113,193,186,878,257.67
  5. Step 5: Solve for x
    x = 113,193,186,878,257.67/12,171,386
  6. Step 6: Final answer
    x = 9,299,942.25

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1.5x scale

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.