Finding the Fourth Proportional to 35,621,032.84, 49,157,119.80 and 19,323,508.84
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Solution
The fourth proportional to 35,621,032.84, 49,157,119.80 and 19,323,508.84 is: 26,666,493.45
Step by Step Solution
- Step 1: Write the proportion equation
35,621,032.84 : 49,157,119.80 = 19,323,508.84 : x - Step 2: Convert to fraction form
35,621,032.84/49,157,119.80 = 19,323,508.84/x - Step 3: Cross multiply
35,621,032.84x = 49,157,119.80 × 19,323,508.84 - Step 4: Simplify right side
35,621,032.84x = 949,888,039,004,239 - Step 5: Solve for x
x = 949,888,039,004,239/35,621,032.84 - Step 6: Final answer
x = 26,666,493.45
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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.