Finding the Fourth Proportional to 10,218,756.29, 15,310,783.01 and 6,166,729.46
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Solution
The fourth proportional to 10,218,756.29, 15,310,783.01 and 6,166,729.46 is: 9,239,623.11
Step by Step Solution
- Step 1: Write the proportion equation
10,218,756.29 : 15,310,783.01 = 6,166,729.46 : x - Step 2: Convert to fraction form
10,218,756.29/15,310,783.01 = 6,166,729.46/x - Step 3: Cross multiply
10,218,756.29x = 15,310,783.01 × 6,166,729.46 - Step 4: Simplify right side
10,218,756.29x = 94,417,456,697,128.25 - Step 5: Solve for x
x = 94,417,456,697,128.25/10,218,756.29 - Step 6: Final answer
x = 9,239,623.11
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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.