Finding the Fourth Proportional to 16,639,953.16, 24,962,611.81 and 5,125,415.07
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Solution
The fourth proportional to 16,639,953.16, 24,962,611.81 and 5,125,415.07 is: 7,688,948.73
Step by Step Solution
- Step 1: Write the proportion equation
16,639,953.16 : 24,962,611.81 = 5,125,415.07 : x - Step 2: Convert to fraction form
16,639,953.16/24,962,611.81 = 5,125,415.07/x - Step 3: Cross multiply
16,639,953.16x = 24,962,611.81 × 5,125,415.07 - Step 4: Simplify right side
16,639,953.16x = 127,943,746,757,533.98 - Step 5: Solve for x
x = 127,943,746,757,533.98/16,639,953.16 - Step 6: Final answer
x = 7,688,948.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.