Finding the Fourth Proportional to 26,780,371.20, 36,956,476.80 and 14,557,536
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Solution
The fourth proportional to 26,780,371.20, 36,956,476.80 and 14,557,536 is: 20,089,162.97
Step by Step Solution
- Step 1: Write the proportion equation
26,780,371.20 : 36,956,476.80 = 14,557,536 : x - Step 2: Convert to fraction form
26,780,371.20/36,956,476.80 = 14,557,536/x - Step 3: Cross multiply
26,780,371.20x = 36,956,476.80 × 14,557,536 - Step 4: Simplify right side
26,780,371.20x = 537,995,241,449,164.75 - Step 5: Solve for x
x = 537,995,241,449,164.75/26,780,371.20 - Step 6: Final answer
x = 20,089,162.97
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1.5x scale
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.