Finding the Fourth Proportional to 32,781,853.54, 45,237,772.88 and 18,097,205.13
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Solution
The fourth proportional to 32,781,853.54, 45,237,772.88 and 18,097,205.13 is: 24,973,488.90
Step by Step Solution
- Step 1: Write the proportion equation
32,781,853.54 : 45,237,772.88 = 18,097,205.13 : x - Step 2: Convert to fraction form
32,781,853.54/45,237,772.88 = 18,097,205.13/x - Step 3: Cross multiply
32,781,853.54x = 45,237,772.88 × 18,097,205.13 - Step 4: Simplify right side
32,781,853.54x = 818,677,255,433,710.88 - Step 5: Solve for x
x = 818,677,255,433,710.88/32,781,853.54 - Step 6: Final answer
x = 24,973,488.90
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1.5x scale
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.