Finding the Fourth Proportional to 44,532,838.74, 66,801,022.20 and 21,183,973.14
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Solution
The fourth proportional to 44,532,838.74, 66,801,022.20 and 21,183,973.14 is: 31,776,798.88
Step by Step Solution
- Step 1: Write the proportion equation
44,532,838.74 : 66,801,022.20 = 21,183,973.14 : x - Step 2: Convert to fraction form
44,532,838.74/66,801,022.20 = 21,183,973.14/x - Step 3: Cross multiply
44,532,838.74x = 66,801,022.20 × 21,183,973.14 - Step 4: Simplify right side
44,532,838.74x = 1,415,111,060,009,343.75 - Step 5: Solve for x
x = 1,415,111,060,009,343.75/44,532,838.74 - Step 6: Final answer
x = 31,776,798.88
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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.