Finding the Fourth Proportional to 18,213,824.80, 27,317,744.60 and 6,539,780.08
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Solution
The fourth proportional to 18,213,824.80, 27,317,744.60 and 6,539,780.08 is: 9,808,595.61
Step by Step Solution
- Step 1: Write the proportion equation
18,213,824.80 : 27,317,744.60 = 6,539,780.08 : x - Step 2: Convert to fraction form
18,213,824.80/27,317,744.60 = 6,539,780.08/x - Step 3: Cross multiply
18,213,824.80x = 27,317,744.60 × 6,539,780.08 - Step 4: Simplify right side
18,213,824.80x = 178,652,041,965,607.59 - Step 5: Solve for x
x = 178,652,041,965,607.59/18,213,824.80 - Step 6: Final answer
x = 9,808,595.61
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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.