Finding the Fourth Proportional to 8,477,575.68, 12,708,412.80 and 3,084,881.28
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Solution
The fourth proportional to 8,477,575.68, 12,708,412.80 and 3,084,881.28 is: 4,624,428.75
Step by Step Solution
- Step 1: Write the proportion equation
8,477,575.68 : 12,708,412.80 = 3,084,881.28 : x - Step 2: Convert to fraction form
8,477,575.68/12,708,412.80 = 3,084,881.28/x - Step 3: Cross multiply
8,477,575.68x = 12,708,412.80 × 3,084,881.28 - Step 4: Simplify right side
8,477,575.68x = 39,203,944,745,232.38 - Step 5: Solve for x
x = 39,203,944,745,232.38/8,477,575.68 - Step 6: Final answer
x = 4,624,428.75
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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.