Home / 12,096,346.60-16,693,863.78-6,663,860.20

Finding the Fourth Proportional to 12,096,346.60, 16,693,863.78 and 6,663,860.20

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Solution

The fourth proportional to 12,096,346.60, 16,693,863.78 and 6,663,860.20 is: 9,196,625.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,346.60 : 16,693,863.78 = 6,663,860.20 : x
  2. Step 2: Convert to fraction form
    12,096,346.60/16,693,863.78 = 6,663,860.20/x
  3. Step 3: Cross multiply
    12,096,346.60x = 16,693,863.78 × 6,663,860.20
  4. Step 4: Simplify right side
    12,096,346.60x = 111,245,574,427,763.55
  5. Step 5: Solve for x
    x = 111,245,574,427,763.55/12,096,346.60
  6. Step 6: Final answer
    x = 9,196,625.90

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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.