Finding the Fourth Proportional to 10,276,675.74, 15,418,455.06 and 3,360,474.07
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Solution
The fourth proportional to 10,276,675.74, 15,418,455.06 and 3,360,474.07 is: 5,041,836.46
Step by Step Solution
- Step 1: Write the proportion equation
10,276,675.74 : 15,418,455.06 = 3,360,474.07 : x - Step 2: Convert to fraction form
10,276,675.74/15,418,455.06 = 3,360,474.07/x - Step 3: Cross multiply
10,276,675.74x = 15,418,455.06 × 3,360,474.07 - Step 4: Simplify right side
10,276,675.74x = 51,813,318,428,590.30 - Step 5: Solve for x
x = 51,813,318,428,590.30/10,276,675.74 - Step 6: Final answer
x = 5,041,836.46
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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.