Finding the Fourth Proportional to 7,281,680.97, 10,052,497.35 and 5,319,355.57
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Solution
The fourth proportional to 7,281,680.97, 10,052,497.35 and 5,319,355.57 is: 7,343,470.28
Step by Step Solution
- Step 1: Write the proportion equation
7,281,680.97 : 10,052,497.35 = 5,319,355.57 : x - Step 2: Convert to fraction form
7,281,680.97/10,052,497.35 = 5,319,355.57/x - Step 3: Cross multiply
7,281,680.97x = 10,052,497.35 × 5,319,355.57 - Step 4: Simplify right side
7,281,680.97x = 53,472,807,771,132.74 - Step 5: Solve for x
x = 53,472,807,771,132.74/7,281,680.97 - Step 6: Final answer
x = 7,343,470.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.