Finding the Fourth Proportional to 11,236,242.94, 15,506,454.36 and 6,341,634.28
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Solution
The fourth proportional to 11,236,242.94, 15,506,454.36 and 6,341,634.28 is: 8,751,703.13
Step by Step Solution
- Step 1: Write the proportion equation
11,236,242.94 : 15,506,454.36 = 6,341,634.28 : x - Step 2: Convert to fraction form
11,236,242.94/15,506,454.36 = 6,341,634.28/x - Step 3: Cross multiply
11,236,242.94x = 15,506,454.36 × 6,341,634.28 - Step 4: Simplify right side
11,236,242.94x = 98,336,262,530,631.47 - Step 5: Solve for x
x = 98,336,262,530,631.47/11,236,242.94 - Step 6: Final answer
x = 8,751,703.13
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.