Finding the Fourth Proportional to 10,746,158.68, 16,121,365.26 and 3,069,869.80
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Solution
The fourth proportional to 10,746,158.68, 16,121,365.26 and 3,069,869.80 is: 4,605,412.39
Step by Step Solution
- Step 1: Write the proportion equation
10,746,158.68 : 16,121,365.26 = 3,069,869.80 : x - Step 2: Convert to fraction form
10,746,158.68/16,121,365.26 = 3,069,869.80/x - Step 3: Cross multiply
10,746,158.68x = 16,121,365.26 × 3,069,869.80 - Step 4: Simplify right side
10,746,158.68x = 49,490,492,346,443.14 - Step 5: Solve for x
x = 49,490,492,346,443.14/10,746,158.68 - Step 6: Final answer
x = 4,605,412.39
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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.