Finding the Fourth Proportional to 23,621,541.21, 32,597,726.60 and 12,756,525.21
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Solution
The fourth proportional to 23,621,541.21, 32,597,726.60 and 12,756,525.21 is: 17,604,004.65
Step by Step Solution
- Step 1: Write the proportion equation
23,621,541.21 : 32,597,726.60 = 12,756,525.21 : x - Step 2: Convert to fraction form
23,621,541.21/32,597,726.60 = 12,756,525.21/x - Step 3: Cross multiply
23,621,541.21x = 32,597,726.60 × 12,756,525.21 - Step 4: Simplify right side
23,621,541.21x = 415,833,721,193,478.94 - Step 5: Solve for x
x = 415,833,721,193,478.94/23,621,541.21 - Step 6: Final answer
x = 17,604,004.65
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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.