Finding the Fourth Proportional to 11,660,053.40, 17,454,207.76 and 7,607,815.76
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Solution
The fourth proportional to 11,660,053.40, 17,454,207.76 and 7,607,815.76 is: 11,388,318.07
Step by Step Solution
- Step 1: Write the proportion equation
11,660,053.40 : 17,454,207.76 = 7,607,815.76 : x - Step 2: Convert to fraction form
11,660,053.40/17,454,207.76 = 7,607,815.76/x - Step 3: Cross multiply
11,660,053.40x = 17,454,207.76 × 7,607,815.76 - Step 4: Simplify right side
11,660,053.40x = 132,788,396,874,842.31 - Step 5: Solve for x
x = 132,788,396,874,842.31/11,660,053.40 - Step 6: Final answer
x = 11,388,318.07
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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.