Finding the Fourth Proportional to 11,048,276.70, 16,544,421.45 and 8,808,788.70
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Solution
The fourth proportional to 11,048,276.70, 16,544,421.45 and 8,808,788.70 is: 13,190,863.76
Step by Step Solution
- Step 1: Write the proportion equation
11,048,276.70 : 16,544,421.45 = 8,808,788.70 : x - Step 2: Convert to fraction form
11,048,276.70/16,544,421.45 = 8,808,788.70/x - Step 3: Cross multiply
11,048,276.70x = 16,544,421.45 × 8,808,788.70 - Step 4: Simplify right side
11,048,276.70x = 145,736,312,716,797.59 - Step 5: Solve for x
x = 145,736,312,716,797.59/11,048,276.70 - Step 6: Final answer
x = 13,190,863.76
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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.