Finding the Fourth Proportional to 7,326,257.70, 10,110,840.87 and 4,064,124.18
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Solution
The fourth proportional to 7,326,257.70, 10,110,840.87 and 4,064,124.18 is: 5,608,827.12
Step by Step Solution
- Step 1: Write the proportion equation
7,326,257.70 : 10,110,840.87 = 4,064,124.18 : x - Step 2: Convert to fraction form
7,326,257.70/10,110,840.87 = 4,064,124.18/x - Step 3: Cross multiply
7,326,257.70x = 10,110,840.87 × 4,064,124.18 - Step 4: Simplify right side
7,326,257.70x = 41,091,712,859,899.23 - Step 5: Solve for x
x = 41,091,712,859,899.23/7,326,257.70 - Step 6: Final answer
x = 5,608,827.12
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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.