Finding the Fourth Proportional to 32,927,931.06, 45,440,910.42 and 18,243,828.66
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Solution
The fourth proportional to 32,927,931.06, 45,440,910.42 and 18,243,828.66 is: 25,176,686.09
Step by Step Solution
- Step 1: Write the proportion equation
32,927,931.06 : 45,440,910.42 = 18,243,828.66 : x - Step 2: Convert to fraction form
32,927,931.06/45,440,910.42 = 18,243,828.66/x - Step 3: Cross multiply
32,927,931.06x = 45,440,910.42 × 18,243,828.66 - Step 4: Simplify right side
32,927,931.06x = 829,016,183,856,888.62 - Step 5: Solve for x
x = 829,016,183,856,888.62/32,927,931.06 - Step 6: Final answer
x = 25,176,686.09
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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.