Finding the Fourth Proportional to 63,237,639.49, 87,261,224.06 and 34,975,521.41
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Solution
The fourth proportional to 63,237,639.49, 87,261,224.06 and 34,975,521.41 is: 48,262,503.70
Step by Step Solution
- Step 1: Write the proportion equation
63,237,639.49 : 87,261,224.06 = 34,975,521.41 : x - Step 2: Convert to fraction form
63,237,639.49/87,261,224.06 = 34,975,521.41/x - Step 3: Cross multiply
63,237,639.49x = 87,261,224.06 × 34,975,521.41 - Step 4: Simplify right side
63,237,639.49x = 3,052,006,810,214,840.50 - Step 5: Solve for x
x = 3,052,006,810,214,840.50/63,237,639.49 - Step 6: Final answer
x = 48,262,503.70
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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.