Finding the Fourth Proportional to 16,776,857.60, 25,127,961.60 and 13,790,873.60
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Solution
The fourth proportional to 16,776,857.60, 25,127,961.60 and 13,790,873.60 is: 20,655,628.75
Step by Step Solution
- Step 1: Write the proportion equation
16,776,857.60 : 25,127,961.60 = 13,790,873.60 : x - Step 2: Convert to fraction form
16,776,857.60/25,127,961.60 = 13,790,873.60/x - Step 3: Cross multiply
16,776,857.60x = 25,127,961.60 × 13,790,873.60 - Step 4: Simplify right side
16,776,857.60x = 346,536,542,251,253.75 - Step 5: Solve for x
x = 346,536,542,251,253.75/16,776,857.60 - Step 6: Final answer
x = 20,655,628.75
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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.