Home / 11,810,823-16,298,935.95-6,378,315

Finding the Fourth Proportional to 11,810,823, 16,298,935.95 and 6,378,315

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Solution

The fourth proportional to 11,810,823, 16,298,935.95 and 6,378,315 is: 8,802,074.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810,823 : 16,298,935.95 = 6,378,315 : x
  2. Step 2: Convert to fraction form
    11,810,823/16,298,935.95 = 6,378,315/x
  3. Step 3: Cross multiply
    11,810,823x = 16,298,935.95 × 6,378,315
  4. Step 4: Simplify right side
    11,810,823x = 103,959,747,653,924.25
  5. Step 5: Solve for x
    x = 103,959,747,653,924.25/11,810,823
  6. Step 6: Final answer
    x = 8,802,074.81

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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.