Finding the Fourth Proportional to 16,651,431.59, 24,980,712.66 and 4,980,719.70
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Solution
The fourth proportional to 16,651,431.59, 24,980,712.66 and 4,980,719.70 is: 7,472,145.99
Step by Step Solution
- Step 1: Write the proportion equation
16,651,431.59 : 24,980,712.66 = 4,980,719.70 : x - Step 2: Convert to fraction form
16,651,431.59/24,980,712.66 = 4,980,719.70/x - Step 3: Cross multiply
16,651,431.59x = 24,980,712.66 × 4,980,719.70 - Step 4: Simplify right side
16,651,431.59x = 124,421,927,665,701.41 - Step 5: Solve for x
x = 124,421,927,665,701.41/16,651,431.59 - Step 6: Final answer
x = 7,472,145.99
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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.