Finding the Fourth Proportional to 16,539,955.01, 22,821,793.10 and 9,663,108.47
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Solution
The fourth proportional to 16,539,955.01, 22,821,793.10 and 9,663,108.47 is: 13,333,135.55
Step by Step Solution
- Step 1: Write the proportion equation
16,539,955.01 : 22,821,793.10 = 9,663,108.47 : x - Step 2: Convert to fraction form
16,539,955.01/22,821,793.10 = 9,663,108.47/x - Step 3: Cross multiply
16,539,955.01x = 22,821,793.10 × 9,663,108.47 - Step 4: Simplify right side
16,539,955.01x = 220,529,462,042,773.03 - Step 5: Solve for x
x = 220,529,462,042,773.03/16,539,955.01 - Step 6: Final answer
x = 13,333,135.55
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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.