Finding the Fourth Proportional to 11,216,422.22, 15,478,663.12 and 6,059,783.75
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Solution
The fourth proportional to 11,216,422.22, 15,478,663.12 and 6,059,783.75 is: 8,362,501.82
Step by Step Solution
- Step 1: Write the proportion equation
11,216,422.22 : 15,478,663.12 = 6,059,783.75 : x - Step 2: Convert to fraction form
11,216,422.22/15,478,663.12 = 6,059,783.75/x - Step 3: Cross multiply
11,216,422.22x = 15,478,663.12 × 6,059,783.75 - Step 4: Simplify right side
11,216,422.22x = 93,797,351,216,001.38 - Step 5: Solve for x
x = 93,797,351,216,001.38/11,216,422.22 - Step 6: Final answer
x = 8,362,501.82
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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.