Finding the Fourth Proportional to 16,641,332.80, 24,949,557.60 and 7,048,859.20
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Solution
The fourth proportional to 16,641,332.80, 24,949,557.60 and 7,048,859.20 is: 10,568,018.84
Step by Step Solution
- Step 1: Write the proportion equation
16,641,332.80 : 24,949,557.60 = 7,048,859.20 : x - Step 2: Convert to fraction form
16,641,332.80/24,949,557.60 = 7,048,859.20/x - Step 3: Cross multiply
16,641,332.80x = 24,949,557.60 × 7,048,859.20 - Step 4: Simplify right side
16,641,332.80x = 175,865,918,624,689.94 - Step 5: Solve for x
x = 175,865,918,624,689.94/16,641,332.80 - Step 6: Final answer
x = 10,568,018.84
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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.