Finding the Fourth Proportional to 8,376,957.58, 12,558,239.74 and 2,911,342.27
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Solution
The fourth proportional to 8,376,957.58, 12,558,239.74 and 2,911,342.27 is: 4,364,512.28
Step by Step Solution
- Step 1: Write the proportion equation
8,376,957.58 : 12,558,239.74 = 2,911,342.27 : x - Step 2: Convert to fraction form
8,376,957.58/12,558,239.74 = 2,911,342.27/x - Step 3: Cross multiply
8,376,957.58x = 12,558,239.74 × 2,911,342.27 - Step 4: Simplify right side
8,376,957.58x = 36,561,334,191,855.81 - Step 5: Solve for x
x = 36,561,334,191,855.81/8,376,957.58 - Step 6: Final answer
x = 4,364,512.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.