Finding the Fourth Proportional to 6,985,794.33, 9,638,747.08 and 5,872,416.13
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Solution
The fourth proportional to 6,985,794.33, 9,638,747.08 and 5,872,416.13 is: 8,102,548.00
Step by Step Solution
- Step 1: Write the proportion equation
6,985,794.33 : 9,638,747.08 = 5,872,416.13 : x - Step 2: Convert to fraction form
6,985,794.33/9,638,747.08 = 5,872,416.13/x - Step 3: Cross multiply
6,985,794.33x = 9,638,747.08 × 5,872,416.13 - Step 4: Simplify right side
6,985,794.33x = 56,602,733,864,360.31 - Step 5: Solve for x
x = 56,602,733,864,360.31/6,985,794.33 - Step 6: Final answer
x = 8,102,548.00
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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.