Finding the Fourth Proportional to 6,909,297.68, 10,365,274.92 and 2,649,133.66
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Solution
The fourth proportional to 6,909,297.68, 10,365,274.92 and 2,649,133.66 is: 3,974,209.82
Step by Step Solution
- Step 1: Write the proportion equation
6,909,297.68 : 10,365,274.92 = 2,649,133.66 : x - Step 2: Convert to fraction form
6,909,297.68/10,365,274.92 = 2,649,133.66/x - Step 3: Cross multiply
6,909,297.68x = 10,365,274.92 × 2,649,133.66 - Step 4: Simplify right side
6,909,297.68x = 27,458,998,685,725.81 - Step 5: Solve for x
x = 27,458,998,685,725.81/6,909,297.68 - Step 6: Final answer
x = 3,974,209.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.