Finding the Fourth Proportional to 7,537,776.23, 11,306,290.16 and 2,420,456.65
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Solution
The fourth proportional to 7,537,776.23, 11,306,290.16 and 2,420,456.65 is: 3,630,564.82
Step by Step Solution
- Step 1: Write the proportion equation
7,537,776.23 : 11,306,290.16 = 2,420,456.65 : x - Step 2: Convert to fraction form
7,537,776.23/11,306,290.16 = 2,420,456.65/x - Step 3: Cross multiply
7,537,776.23x = 11,306,290.16 × 2,420,456.65 - Step 4: Simplify right side
7,537,776.23x = 27,366,385,182,386.98 - Step 5: Solve for x
x = 27,366,385,182,386.98/7,537,776.23 - Step 6: Final answer
x = 3,630,564.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.