Finding the Fourth Proportional to 37,102,705.74, 55,657,872.18 and 12,841,593.06
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Solution
The fourth proportional to 37,102,705.74, 55,657,872.18 and 12,841,593.06 is: 19,263,709.50
Step by Step Solution
- Step 1: Write the proportion equation
37,102,705.74 : 55,657,872.18 = 12,841,593.06 : x - Step 2: Convert to fraction form
37,102,705.74/55,657,872.18 = 12,841,593.06/x - Step 3: Cross multiply
37,102,705.74x = 55,657,872.18 × 12,841,593.06 - Step 4: Simplify right side
37,102,705.74x = 714,735,745,121,055.12 - Step 5: Solve for x
x = 714,735,745,121,055.12/37,102,705.74 - Step 6: Final answer
x = 19,263,709.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.