Home / 11,888,616.72-16,411,313.04-8,026,369.20

Finding the Fourth Proportional to 11,888,616.72, 16,411,313.04 and 8,026,369.20

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Solution

The fourth proportional to 11,888,616.72, 16,411,313.04 and 8,026,369.20 is: 11,079,779.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,888,616.72 : 16,411,313.04 = 8,026,369.20 : x
  2. Step 2: Convert to fraction form
    11,888,616.72/16,411,313.04 = 8,026,369.20/x
  3. Step 3: Cross multiply
    11,888,616.72x = 16,411,313.04 × 8,026,369.20
  4. Step 4: Simplify right side
    11,888,616.72x = 131,723,257,515,814.36
  5. Step 5: Solve for x
    x = 131,723,257,515,814.36/11,888,616.72
  6. Step 6: Final answer
    x = 11,079,779.98

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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.