Finding the Fourth Proportional to 34,774,649.32, 47,986,608.56 and 19,303,511.08
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Solution
The fourth proportional to 34,774,649.32, 47,986,608.56 and 19,303,511.08 is: 26,637,508.88
Step by Step Solution
- Step 1: Write the proportion equation
34,774,649.32 : 47,986,608.56 = 19,303,511.08 : x - Step 2: Convert to fraction form
34,774,649.32/47,986,608.56 = 19,303,511.08/x - Step 3: Cross multiply
34,774,649.32x = 47,986,608.56 × 19,303,511.08 - Step 4: Simplify right side
34,774,649.32x = 926,310,030,029,582.75 - Step 5: Solve for x
x = 926,310,030,029,582.75/34,774,649.32 - Step 6: Final answer
x = 26,637,508.88
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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.