Finding the Fourth Proportional to 32,869,562.96, 45,374,525.78 and 19,643,407.08
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Solution
The fourth proportional to 32,869,562.96, 45,374,525.78 and 19,643,407.08 is: 27,116,584.49
Step by Step Solution
- Step 1: Write the proportion equation
32,869,562.96 : 45,374,525.78 = 19,643,407.08 : x - Step 2: Convert to fraction form
32,869,562.96/45,374,525.78 = 19,643,407.08/x - Step 3: Cross multiply
32,869,562.96x = 45,374,525.78 × 19,643,407.08 - Step 4: Simplify right side
32,869,562.96x = 891,310,280,860,277.38 - Step 5: Solve for x
x = 891,310,280,860,277.38/32,869,562.96 - Step 6: Final answer
x = 27,116,584.49
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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.