Home / 11,899,002.96-16,415,023.68-8,628,644.16

Finding the Fourth Proportional to 11,899,002.96, 16,415,023.68 and 8,628,644.16

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Solution

The fourth proportional to 11,899,002.96, 16,415,023.68 and 8,628,644.16 is: 11,903,467.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899,002.96 : 16,415,023.68 = 8,628,644.16 : x
  2. Step 2: Convert to fraction form
    11,899,002.96/16,415,023.68 = 8,628,644.16/x
  3. Step 3: Cross multiply
    11,899,002.96x = 16,415,023.68 × 8,628,644.16
  4. Step 4: Simplify right side
    11,899,002.96x = 141,639,398,212,693.72
  5. Step 5: Solve for x
    x = 141,639,398,212,693.72/11,899,002.96
  6. Step 6: Final answer
    x = 11,903,467.77

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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.