Home / 11,897,181.75-16,418,209.23-6,464,673.75

Finding the Fourth Proportional to 11,897,181.75, 16,418,209.23 and 6,464,673.75

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Solution

The fourth proportional to 11,897,181.75, 16,418,209.23 and 6,464,673.75 is: 8,921,303.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,897,181.75 : 16,418,209.23 = 6,464,673.75 : x
  2. Step 2: Convert to fraction form
    11,897,181.75/16,418,209.23 = 6,464,673.75/x
  3. Step 3: Cross multiply
    11,897,181.75x = 16,418,209.23 × 6,464,673.75
  4. Step 4: Simplify right side
    11,897,181.75x = 106,138,366,231,188.72
  5. Step 5: Solve for x
    x = 106,138,366,231,188.72/11,897,181.75
  6. Step 6: Final answer
    x = 8,921,303.25

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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.