Home / 11,606,662.36-16,000,312.96-8,111,148.57

Finding the Fourth Proportional to 11,606,662.36, 16,000,312.96 and 8,111,148.57

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Solution

The fourth proportional to 11,606,662.36, 16,000,312.96 and 8,111,148.57 is: 11,181,587.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,606,662.36 : 16,000,312.96 = 8,111,148.57 : x
  2. Step 2: Convert to fraction form
    11,606,662.36/16,000,312.96 = 8,111,148.57/x
  3. Step 3: Cross multiply
    11,606,662.36x = 16,000,312.96 × 8,111,148.57
  4. Step 4: Simplify right side
    11,606,662.36x = 129,780,915,595,195.41
  5. Step 5: Solve for x
    x = 129,780,915,595,195.41/11,606,662.36
  6. Step 6: Final answer
    x = 11,181,587.92

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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.