Finding the Fourth Proportional to 7,001,371.92, 10,503,924.84 and 2,513,686.80
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Solution
The fourth proportional to 7,001,371.92, 10,503,924.84 and 2,513,686.80 is: 3,771,200.49
Step by Step Solution
- Step 1: Write the proportion equation
7,001,371.92 : 10,503,924.84 = 2,513,686.80 : x - Step 2: Convert to fraction form
7,001,371.92/10,503,924.84 = 2,513,686.80/x - Step 3: Cross multiply
7,001,371.92x = 10,503,924.84 × 2,513,686.80 - Step 4: Simplify right side
7,001,371.92x = 26,403,577,218,500.11 - Step 5: Solve for x
x = 26,403,577,218,500.11/7,001,371.92 - Step 6: Final answer
x = 3,771,200.49
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1.5x scale
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.