Home / 16,040,858.58-22,136,390.82-8,698,689.78

Finding the Fourth Proportional to 16,040,858.58, 22,136,390.82 and 8,698,689.78

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Solution

The fourth proportional to 16,040,858.58, 22,136,390.82 and 8,698,689.78 is: 12,004,195.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,040,858.58 : 22,136,390.82 = 8,698,689.78 : x
  2. Step 2: Convert to fraction form
    16,040,858.58/22,136,390.82 = 8,698,689.78/x
  3. Step 3: Cross multiply
    16,040,858.58x = 22,136,390.82 × 8,698,689.78
  4. Step 4: Simplify right side
    16,040,858.58x = 192,557,596,592,019.81
  5. Step 5: Solve for x
    x = 192,557,596,592,019.81/16,040,858.58
  6. Step 6: Final answer
    x = 12,004,195.14

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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.