Finding the Fourth Proportional to 7,367,830.98, 11,031,341.76 and 3,765,841.98
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Solution
The fourth proportional to 7,367,830.98, 11,031,341.76 and 3,765,841.98 is: 5,638,333.73
Step by Step Solution
- Step 1: Write the proportion equation
7,367,830.98 : 11,031,341.76 = 3,765,841.98 : x - Step 2: Convert to fraction form
7,367,830.98/11,031,341.76 = 3,765,841.98/x - Step 3: Cross multiply
7,367,830.98x = 11,031,341.76 × 3,765,841.98 - Step 4: Simplify right side
7,367,830.98x = 41,542,289,895,535.09 - Step 5: Solve for x
x = 41,542,289,895,535.09/7,367,830.98 - Step 6: Final answer
x = 5,638,333.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.