Finding the Fourth Proportional to 6,692,164.73, 9,235,242.69 and 3,636,378.98
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Solution
The fourth proportional to 6,692,164.73, 9,235,242.69 and 3,636,378.98 is: 5,018,233.08
Step by Step Solution
- Step 1: Write the proportion equation
6,692,164.73 : 9,235,242.69 = 3,636,378.98 : x - Step 2: Convert to fraction form
6,692,164.73/9,235,242.69 = 3,636,378.98/x - Step 3: Cross multiply
6,692,164.73x = 9,235,242.69 × 3,636,378.98 - Step 4: Simplify right side
6,692,164.73x = 33,582,842,440,337.05 - Step 5: Solve for x
x = 33,582,842,440,337.05/6,692,164.73 - Step 6: Final answer
x = 5,018,233.08
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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.