Finding the Fourth Proportional to 8,880,319.71, 13,319,355.99 and 2,815,109.88
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Solution
The fourth proportional to 8,880,319.71, 13,319,355.99 and 2,815,109.88 is: 4,222,308.64
Step by Step Solution
- Step 1: Write the proportion equation
8,880,319.71 : 13,319,355.99 = 2,815,109.88 : x - Step 2: Convert to fraction form
8,880,319.71/13,319,355.99 = 2,815,109.88/x - Step 3: Cross multiply
8,880,319.71x = 13,319,355.99 × 2,815,109.88 - Step 4: Simplify right side
8,880,319.71x = 37,495,450,642,686.18 - Step 5: Solve for x
x = 37,495,450,642,686.18/8,880,319.71 - Step 6: Final answer
x = 4,222,308.64
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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.