Finding the Fourth Proportional to 7,788,511, 11,634,197.65 and 5,770,695.95
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Solution
The fourth proportional to 7,788,511, 11,634,197.65 and 5,770,695.95 is: 8,620,058.09
Step by Step Solution
- Step 1: Write the proportion equation
7,788,511 : 11,634,197.65 = 5,770,695.95 : x - Step 2: Convert to fraction form
7,788,511/11,634,197.65 = 5,770,695.95/x - Step 3: Cross multiply
7,788,511x = 11,634,197.65 × 5,770,695.95 - Step 4: Simplify right side
7,788,511x = 67,137,417,260,354.52 - Step 5: Solve for x
x = 67,137,417,260,354.52/7,788,511 - Step 6: Final answer
x = 8,620,058.09
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.