Home / 14,698,018.32-20,283,563.88-8,171,906.64

Finding the Fourth Proportional to 14,698,018.32, 20,283,563.88 and 8,171,906.64

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Solution

The fourth proportional to 14,698,018.32, 20,283,563.88 and 8,171,906.64 is: 11,277,397.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,698,018.32 : 20,283,563.88 = 8,171,906.64 : x
  2. Step 2: Convert to fraction form
    14,698,018.32/20,283,563.88 = 8,171,906.64/x
  3. Step 3: Cross multiply
    14,698,018.32x = 20,283,563.88 × 8,171,906.64
  4. Step 4: Simplify right side
    14,698,018.32x = 165,755,390,353,836.16
  5. Step 5: Solve for x
    x = 165,755,390,353,836.16/14,698,018.32
  6. Step 6: Final answer
    x = 11,277,397.18

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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.