Finding the Fourth Proportional to 29,623,074.68, 40,882,921.80 and 17,064,562.52
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Solution
The fourth proportional to 29,623,074.68, 40,882,921.80 and 17,064,562.52 is: 23,550,869.81
Step by Step Solution
- Step 1: Write the proportion equation
29,623,074.68 : 40,882,921.80 = 17,064,562.52 : x - Step 2: Convert to fraction form
29,623,074.68/40,882,921.80 = 17,064,562.52/x - Step 3: Cross multiply
29,623,074.68x = 40,882,921.80 × 17,064,562.52 - Step 4: Simplify right side
29,623,074.68x = 697,649,175,056,370.88 - Step 5: Solve for x
x = 697,649,175,056,370.88/29,623,074.68 - Step 6: Final answer
x = 23,550,869.81
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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.