Finding the Fourth Proportional to 11,027,341.99, 15,217,740.62 and 6,132,456.55
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Solution
The fourth proportional to 11,027,341.99, 15,217,740.62 and 6,132,456.55 is: 8,462,794.86
Step by Step Solution
- Step 1: Write the proportion equation
11,027,341.99 : 15,217,740.62 = 6,132,456.55 : x - Step 2: Convert to fraction form
11,027,341.99/15,217,740.62 = 6,132,456.55/x - Step 3: Cross multiply
11,027,341.99x = 15,217,740.62 × 6,132,456.55 - Step 4: Simplify right side
11,027,341.99x = 93,322,133,110,657.78 - Step 5: Solve for x
x = 93,322,133,110,657.78/11,027,341.99 - Step 6: Final answer
x = 8,462,794.86
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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.