Finding the Fourth Proportional to 9,036,781.26, 12,470,417.55 and 4,906,723.08
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Solution
The fourth proportional to 9,036,781.26, 12,470,417.55 and 4,906,723.08 is: 6,771,092.92
Step by Step Solution
- Step 1: Write the proportion equation
9,036,781.26 : 12,470,417.55 = 4,906,723.08 : x - Step 2: Convert to fraction form
9,036,781.26/12,470,417.55 = 4,906,723.08/x - Step 3: Cross multiply
9,036,781.26x = 12,470,417.55 × 4,906,723.08 - Step 4: Simplify right side
9,036,781.26x = 61,188,885,609,822.05 - Step 5: Solve for x
x = 61,188,885,609,822.05/9,036,781.26 - Step 6: Final answer
x = 6,771,092.92
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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.