Finding the Fourth Proportional to 48,518,491.68, 72,734,891.76 and 19,788,660
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Solution
The fourth proportional to 48,518,491.68, 72,734,891.76 and 19,788,660 is: 29,665,515.01
Step by Step Solution
- Step 1: Write the proportion equation
48,518,491.68 : 72,734,891.76 = 19,788,660 : x - Step 2: Convert to fraction form
48,518,491.68/72,734,891.76 = 19,788,660/x - Step 3: Cross multiply
48,518,491.68x = 72,734,891.76 × 19,788,660 - Step 4: Simplify right side
48,518,491.68x = 1,439,326,043,175,441.75 - Step 5: Solve for x
x = 1,439,326,043,175,441.75/48,518,491.68 - Step 6: Final answer
x = 29,665,515.01
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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.