Finding the Fourth Proportional to 6,572,867.31, 9,069,001.79 and 3,817,917.99
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Solution
The fourth proportional to 6,572,867.31, 9,069,001.79 and 3,817,917.99 is: 5,267,823.53
Step by Step Solution
- Step 1: Write the proportion equation
6,572,867.31 : 9,069,001.79 = 3,817,917.99 : x - Step 2: Convert to fraction form
6,572,867.31/9,069,001.79 = 3,817,917.99/x - Step 3: Cross multiply
6,572,867.31x = 9,069,001.79 × 3,817,917.99 - Step 4: Simplify right side
6,572,867.31x = 34,624,705,066,293.61 - Step 5: Solve for x
x = 34,624,705,066,293.61/6,572,867.31 - Step 6: Final answer
x = 5,267,823.53
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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.