Finding the Fourth Proportional to 10,356,730.81, 15,534,532.62 and 3,168,264.71
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Solution
The fourth proportional to 10,356,730.81, 15,534,532.62 and 3,168,264.71 is: 4,752,224.66
Step by Step Solution
- Step 1: Write the proportion equation
10,356,730.81 : 15,534,532.62 = 3,168,264.71 : x - Step 2: Convert to fraction form
10,356,730.81/15,534,532.62 = 3,168,264.71/x - Step 3: Cross multiply
10,356,730.81x = 15,534,532.62 × 3,168,264.71 - Step 4: Simplify right side
10,356,730.81x = 49,217,511,525,126.16 - Step 5: Solve for x
x = 49,217,511,525,126.16/10,356,730.81 - Step 6: Final answer
x = 4,752,224.66
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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.