Finding the Fourth Proportional to 23,578,261.74, 32,537,996.19 and 13,124,052.63
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Solution
The fourth proportional to 23,578,261.74, 32,537,996.19 and 13,124,052.63 is: 18,111,189.84
Step by Step Solution
- Step 1: Write the proportion equation
23,578,261.74 : 32,537,996.19 = 13,124,052.63 : x - Step 2: Convert to fraction form
23,578,261.74/32,537,996.19 = 13,124,052.63/x - Step 3: Cross multiply
23,578,261.74x = 32,537,996.19 × 13,124,052.63 - Step 4: Simplify right side
23,578,261.74x = 427,030,374,472,299.50 - Step 5: Solve for x
x = 427,030,374,472,299.50/23,578,261.74 - Step 6: Final answer
x = 18,111,189.84
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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.