Finding the Fourth Proportional to 26,479,965.48, 36,542,789.40 and 14,559,282.72
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Solution
The fourth proportional to 26,479,965.48, 36,542,789.40 and 14,559,282.72 is: 20,092,050.45
Step by Step Solution
- Step 1: Write the proportion equation
26,479,965.48 : 36,542,789.40 = 14,559,282.72 : x - Step 2: Convert to fraction form
26,479,965.48/36,542,789.40 = 14,559,282.72/x - Step 3: Cross multiply
26,479,965.48x = 36,542,789.40 × 14,559,282.72 - Step 4: Simplify right side
26,479,965.48x = 532,036,802,252,019.19 - Step 5: Solve for x
x = 532,036,802,252,019.19/26,479,965.48 - Step 6: Final answer
x = 20,092,050.45
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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.