Home / 14,005,841.38-19,328,022.26-7,810,893.94

Finding the Fourth Proportional to 14,005,841.38, 19,328,022.26 and 7,810,893.94

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Solution

The fourth proportional to 14,005,841.38, 19,328,022.26 and 7,810,893.94 is: 10,779,011.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,005,841.38 : 19,328,022.26 = 7,810,893.94 : x
  2. Step 2: Convert to fraction form
    14,005,841.38/19,328,022.26 = 7,810,893.94/x
  3. Step 3: Cross multiply
    14,005,841.38x = 19,328,022.26 × 7,810,893.94
  4. Step 4: Simplify right side
    14,005,841.38x = 150,969,131,942,819.12
  5. Step 5: Solve for x
    x = 150,969,131,942,819.12/14,005,841.38
  6. Step 6: Final answer
    x = 10,779,011.97

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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.