Finding the Fourth Proportional to 63,235,531.88, 87,260,228.07 and 38,452,297.52
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Solution
The fourth proportional to 63,235,531.88, 87,260,228.07 and 38,452,297.52 is: 53,061,248.19
Step by Step Solution
- Step 1: Write the proportion equation
63,235,531.88 : 87,260,228.07 = 38,452,297.52 : x - Step 2: Convert to fraction form
63,235,531.88/87,260,228.07 = 38,452,297.52/x - Step 3: Cross multiply
63,235,531.88x = 87,260,228.07 × 38,452,297.52 - Step 4: Simplify right side
63,235,531.88x = 3,355,356,251,484,573 - Step 5: Solve for x
x = 3,355,356,251,484,573/63,235,531.88 - Step 6: Final answer
x = 53,061,248.19
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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.