Finding the Fourth Proportional to 29,204,674.08, 40,300,819.68 and 15,971,239.68
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Solution
The fourth proportional to 29,204,674.08, 40,300,819.68 and 15,971,239.68 is: 22,039,419.05
Step by Step Solution
- Step 1: Write the proportion equation
29,204,674.08 : 40,300,819.68 = 15,971,239.68 : x - Step 2: Convert to fraction form
29,204,674.08/40,300,819.68 = 15,971,239.68/x - Step 3: Cross multiply
29,204,674.08x = 40,300,819.68 × 15,971,239.68 - Step 4: Simplify right side
29,204,674.08x = 643,654,050,409,740.88 - Step 5: Solve for x
x = 643,654,050,409,740.88/29,204,674.08 - Step 6: Final answer
x = 22,039,419.05
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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.