Finding the Fourth Proportional to 32,927,929.07, 45,440,907.66 and 18,243,826.65
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Solution
The fourth proportional to 32,927,929.07, 45,440,907.66 and 18,243,826.65 is: 25,176,683.31
Step by Step Solution
- Step 1: Write the proportion equation
32,927,929.07 : 45,440,907.66 = 18,243,826.65 : x - Step 2: Convert to fraction form
32,927,929.07/45,440,907.66 = 18,243,826.65/x - Step 3: Cross multiply
32,927,929.07x = 45,440,907.66 × 18,243,826.65 - Step 4: Simplify right side
32,927,929.07x = 829,016,042,167,697 - Step 5: Solve for x
x = 829,016,042,167,697/32,927,929.07 - Step 6: Final answer
x = 25,176,683.31
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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.