Finding the Fourth Proportional to 8,316,124.14, 12,479,162.82 and 3,588,316.14
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Solution
The fourth proportional to 8,316,124.14, 12,479,162.82 and 3,588,316.14 is: 5,384,621.56
Step by Step Solution
- Step 1: Write the proportion equation
8,316,124.14 : 12,479,162.82 = 3,588,316.14 : x - Step 2: Convert to fraction form
8,316,124.14/12,479,162.82 = 3,588,316.14/x - Step 3: Cross multiply
8,316,124.14x = 12,479,162.82 × 3,588,316.14 - Step 4: Simplify right side
8,316,124.14x = 44,779,181,360,693.91 - Step 5: Solve for x
x = 44,779,181,360,693.91/8,316,124.14 - Step 6: Final answer
x = 5,384,621.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.