Finding the Fourth Proportional to 11,787,993.39, 16,258,662.10 and 10,408,904.00
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Solution
The fourth proportional to 11,787,993.39, 16,258,662.10 and 10,408,904.00 is: 14,356,544.60
Step by Step Solution
- Step 1: Write the proportion equation
11,787,993.39 : 16,258,662.10 = 10,408,904.00 : x - Step 2: Convert to fraction form
11,787,993.39/16,258,662.10 = 10,408,904.00/x - Step 3: Cross multiply
11,787,993.39x = 16,258,662.10 × 10,408,904.00 - Step 4: Simplify right side
11,787,993.39x = 169,234,852,960,026.19 - Step 5: Solve for x
x = 169,234,852,960,026.19/11,787,993.39 - Step 6: Final answer
x = 14,356,544.60
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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.