Finding the Fourth Proportional to 8,341,863.66, 11,510,820.36 and 4,670,269.74
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Solution
The fourth proportional to 8,341,863.66, 11,510,820.36 and 4,670,269.74 is: 6,444,439.54
Step by Step Solution
- Step 1: Write the proportion equation
8,341,863.66 : 11,510,820.36 = 4,670,269.74 : x - Step 2: Convert to fraction form
8,341,863.66/11,510,820.36 = 4,670,269.74/x - Step 3: Cross multiply
8,341,863.66x = 11,510,820.36 × 4,670,269.74 - Step 4: Simplify right side
8,341,863.66x = 53,758,636,009,883.91 - Step 5: Solve for x
x = 53,758,636,009,883.91/8,341,863.66 - Step 6: Final answer
x = 6,444,439.54
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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.