Finding the Fourth Proportional to 8,889,351.80, 13,318,281.30 and 7,535,161.40
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Solution
The fourth proportional to 8,889,351.80, 13,318,281.30 and 7,535,161.40 is: 11,289,394.48
Step by Step Solution
- Step 1: Write the proportion equation
8,889,351.80 : 13,318,281.30 = 7,535,161.40 : x - Step 2: Convert to fraction form
8,889,351.80/13,318,281.30 = 7,535,161.40/x - Step 3: Cross multiply
8,889,351.80x = 13,318,281.30 × 7,535,161.40 - Step 4: Simplify right side
8,889,351.80x = 100,355,399,166,101.83 - Step 5: Solve for x
x = 100,355,399,166,101.83/8,889,351.80 - Step 6: Final answer
x = 11,289,394.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.