Finding the Fourth Proportional to 9,900,348.68, 14,850,534.87 and 2,711,944.55
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Solution
The fourth proportional to 9,900,348.68, 14,850,534.87 and 2,711,944.55 is: 4,067,920.07
Step by Step Solution
- Step 1: Write the proportion equation
9,900,348.68 : 14,850,534.87 = 2,711,944.55 : x - Step 2: Convert to fraction form
9,900,348.68/14,850,534.87 = 2,711,944.55/x - Step 3: Cross multiply
9,900,348.68x = 14,850,534.87 × 2,711,944.55 - Step 4: Simplify right side
9,900,348.68x = 40,273,827,142,407.80 - Step 5: Solve for x
x = 40,273,827,142,407.80/9,900,348.68 - Step 6: Final answer
x = 4,067,920.07
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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.