Finding the Fourth Proportional to 8,857,355.70, 13,265,038.35 and 8,857,355.70
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Solution
The fourth proportional to 8,857,355.70, 13,265,038.35 and 8,857,355.70 is: 13,265,038.35
Step by Step Solution
- Step 1: Write the proportion equation
8,857,355.70 : 13,265,038.35 = 8,857,355.70 : x - Step 2: Convert to fraction form
8,857,355.70/13,265,038.35 = 8,857,355.70/x - Step 3: Cross multiply
8,857,355.70x = 13,265,038.35 × 8,857,355.70 - Step 4: Simplify right side
8,857,355.70x = 117,493,163,040,091.08 - Step 5: Solve for x
x = 117,493,163,040,091.08/8,857,355.70 - Step 6: Final answer
x = 13,265,038.35
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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.