Finding the Fourth Proportional to 10,341,069.20, 15,511,603.80 and 6,873,416.68
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Solution
The fourth proportional to 10,341,069.20, 15,511,603.80 and 6,873,416.68 is: 10,310,125.02
Step by Step Solution
- Step 1: Write the proportion equation
10,341,069.20 : 15,511,603.80 = 6,873,416.68 : x - Step 2: Convert to fraction form
10,341,069.20/15,511,603.80 = 6,873,416.68/x - Step 3: Cross multiply
10,341,069.20x = 15,511,603.80 × 6,873,416.68 - Step 4: Simplify right side
10,341,069.20x = 106,617,716,292,471.39 - Step 5: Solve for x
x = 106,617,716,292,471.39/10,341,069.20 - Step 6: Final answer
x = 10,310,125.02
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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.