Finding the Fourth Proportional to 10,163,991.20, 15,242,750.04 and 3,338,980.26
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Solution
The fourth proportional to 10,163,991.20, 15,242,750.04 and 3,338,980.26 is: 5,007,407.08
Step by Step Solution
- Step 1: Write the proportion equation
10,163,991.20 : 15,242,750.04 = 3,338,980.26 : x - Step 2: Convert to fraction form
10,163,991.20/15,242,750.04 = 3,338,980.26/x - Step 3: Cross multiply
10,163,991.20x = 15,242,750.04 × 3,338,980.26 - Step 4: Simplify right side
10,163,991.20x = 50,895,241,491,674.20 - Step 5: Solve for x
x = 50,895,241,491,674.20/10,163,991.20 - Step 6: Final answer
x = 5,007,407.08
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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.