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Finding the Fourth Proportional to 9,792,396.60, 14,688,594.90 and 3,060,799.80

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Solution

The fourth proportional to 9,792,396.60, 14,688,594.90 and 3,060,799.80 is: 4,591,199.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,792,396.60 : 14,688,594.90 = 3,060,799.80 : x
  2. Step 2: Convert to fraction form
    9,792,396.60/14,688,594.90 = 3,060,799.80/x
  3. Step 3: Cross multiply
    9,792,396.60x = 14,688,594.90 × 3,060,799.80
  4. Step 4: Simplify right side
    9,792,396.60x = 44,958,848,332,201.02
  5. Step 5: Solve for x
    x = 44,958,848,332,201.02/9,792,396.60
  6. Step 6: Final answer
    x = 4,591,199.70

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.