Finding the Fourth Proportional to 8,217,456.24, 12,316,088.93 and 4,615,651.92
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Solution
The fourth proportional to 8,217,456.24, 12,316,088.93 and 4,615,651.92 is: 6,917,807.39
Step by Step Solution
- Step 1: Write the proportion equation
8,217,456.24 : 12,316,088.93 = 4,615,651.92 : x - Step 2: Convert to fraction form
8,217,456.24/12,316,088.93 = 4,615,651.92/x - Step 3: Cross multiply
8,217,456.24x = 12,316,088.93 × 4,615,651.92 - Step 4: Simplify right side
8,217,456.24x = 56,846,779,493,566.99 - Step 5: Solve for x
x = 56,846,779,493,566.99/8,217,456.24 - Step 6: Final answer
x = 6,917,807.39
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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.