Finding the Fourth Proportional to 26,686,531.62, 40,035,257.37 and 9,176,814.81
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Solution
The fourth proportional to 26,686,531.62, 40,035,257.37 and 9,176,814.81 is: 13,767,099.75
Step by Step Solution
- Step 1: Write the proportion equation
26,686,531.62 : 40,035,257.37 = 9,176,814.81 : x - Step 2: Convert to fraction form
26,686,531.62/40,035,257.37 = 9,176,814.81/x - Step 3: Cross multiply
26,686,531.62x = 40,035,257.37 × 9,176,814.81 - Step 4: Simplify right side
26,686,531.62x = 367,396,142,755,177.62 - Step 5: Solve for x
x = 367,396,142,755,177.62/26,686,531.62 - Step 6: Final answer
x = 13,767,099.75
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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.