Finding the Fourth Proportional to 7,510,106.16, 11,265,634.80 and 2,901,290.40
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Solution
The fourth proportional to 7,510,106.16, 11,265,634.80 and 2,901,290.40 is: 4,352,119.32
Step by Step Solution
- Step 1: Write the proportion equation
7,510,106.16 : 11,265,634.80 = 2,901,290.40 : x - Step 2: Convert to fraction form
7,510,106.16/11,265,634.80 = 2,901,290.40/x - Step 3: Cross multiply
7,510,106.16x = 11,265,634.80 × 2,901,290.40 - Step 4: Simplify right side
7,510,106.16x = 32,684,878,095,145.92 - Step 5: Solve for x
x = 32,684,878,095,145.92/7,510,106.16 - Step 6: Final answer
x = 4,352,119.32
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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.