Finding the Fourth Proportional to 26,649,713.88, 39,974,565.78 and 14,529,369.60
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Solution
The fourth proportional to 26,649,713.88, 39,974,565.78 and 14,529,369.60 is: 21,794,051.65
Step by Step Solution
- Step 1: Write the proportion equation
26,649,713.88 : 39,974,565.78 = 14,529,369.60 : x - Step 2: Convert to fraction form
26,649,713.88/39,974,565.78 = 14,529,369.60/x - Step 3: Cross multiply
26,649,713.88x = 39,974,565.78 × 14,529,369.60 - Step 4: Simplify right side
26,649,713.88x = 580,805,240,817,132.25 - Step 5: Solve for x
x = 580,805,240,817,132.25/26,649,713.88 - Step 6: Final answer
x = 21,794,051.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.