Finding the Fourth Proportional to 51,314,764.71, 76,971,496.44 and 12,453,536.62
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Solution
The fourth proportional to 51,314,764.71, 76,971,496.44 and 12,453,536.62 is: 18,680,147.02
Step by Step Solution
- Step 1: Write the proportion equation
51,314,764.71 : 76,971,496.44 = 12,453,536.62 : x - Step 2: Convert to fraction form
51,314,764.71/76,971,496.44 = 12,453,536.62/x - Step 3: Cross multiply
51,314,764.71x = 76,971,496.44 × 12,453,536.62 - Step 4: Simplify right side
51,314,764.71x = 958,567,349,251,601.62 - Step 5: Solve for x
x = 958,567,349,251,601.62/51,314,764.71 - Step 6: Final answer
x = 18,680,147.02
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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.