Finding the Fourth Proportional to 10,965,291.84, 16,448,482.07 and 2,878,290.72
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Solution
The fourth proportional to 10,965,291.84, 16,448,482.07 and 2,878,290.72 is: 4,317,578.96
Step by Step Solution
- Step 1: Write the proportion equation
10,965,291.84 : 16,448,482.07 = 2,878,290.72 : x - Step 2: Convert to fraction form
10,965,291.84/16,448,482.07 = 2,878,290.72/x - Step 3: Cross multiply
10,965,291.84x = 16,448,482.07 × 2,878,290.72 - Step 4: Simplify right side
10,965,291.84x = 47,343,513,285,775.94 - Step 5: Solve for x
x = 47,343,513,285,775.94/10,965,291.84 - Step 6: Final answer
x = 4,317,578.96
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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.