Finding the Fourth Proportional to 8,653,773.18, 12,974,893.68 and 4,765,062.08
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Solution
The fourth proportional to 8,653,773.18, 12,974,893.68 and 4,765,062.08 is: 7,144,418.11
Step by Step Solution
- Step 1: Write the proportion equation
8,653,773.18 : 12,974,893.68 = 4,765,062.08 : x - Step 2: Convert to fraction form
8,653,773.18/12,974,893.68 = 4,765,062.08/x - Step 3: Cross multiply
8,653,773.18x = 12,974,893.68 × 4,765,062.08 - Step 4: Simplify right side
8,653,773.18x = 61,826,173,866,599.66 - Step 5: Solve for x
x = 61,826,173,866,599.66/8,653,773.18 - Step 6: Final answer
x = 7,144,418.11
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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.