Finding the Fourth Proportional to 31,293,829.64, 46,940,245.68 and 8,574,726.92
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Solution
The fourth proportional to 31,293,829.64, 46,940,245.68 and 8,574,726.92 is: 12,861,953.71
Step by Step Solution
- Step 1: Write the proportion equation
31,293,829.64 : 46,940,245.68 = 8,574,726.92 : x - Step 2: Convert to fraction form
31,293,829.64/46,940,245.68 = 8,574,726.92/x - Step 3: Cross multiply
31,293,829.64x = 46,940,245.68 × 8,574,726.92 - Step 4: Simplify right side
31,293,829.64x = 402,499,788,263,709.69 - Step 5: Solve for x
x = 402,499,788,263,709.69/31,293,829.64 - Step 6: Final answer
x = 12,861,953.71
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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.