Finding the Fourth Proportional to 13,327,620.18, 19,976,317.32 and 6,124,269.57
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Solution
The fourth proportional to 13,327,620.18, 19,976,317.32 and 6,124,269.57 is: 9,179,459.70
Step by Step Solution
- Step 1: Write the proportion equation
13,327,620.18 : 19,976,317.32 = 6,124,269.57 : x - Step 2: Convert to fraction form
13,327,620.18/19,976,317.32 = 6,124,269.57/x - Step 3: Cross multiply
13,327,620.18x = 19,976,317.32 × 6,124,269.57 - Step 4: Simplify right side
13,327,620.18x = 122,340,352,283,539.95 - Step 5: Solve for x
x = 122,340,352,283,539.95/13,327,620.18 - Step 6: Final answer
x = 9,179,459.70
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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.