Finding the Fourth Proportional to 54,571,415.18, 75,308,169.84 and 29,791,602.02
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Solution
The fourth proportional to 54,571,415.18, 75,308,169.84 and 29,791,602.02 is: 41,112,201.65
Step by Step Solution
- Step 1: Write the proportion equation
54,571,415.18 : 75,308,169.84 = 29,791,602.02 : x - Step 2: Convert to fraction form
54,571,415.18/75,308,169.84 = 29,791,602.02/x - Step 3: Cross multiply
54,571,415.18x = 75,308,169.84 × 29,791,602.02 - Step 4: Simplify right side
54,571,415.18x = 2,243,551,025,047,492.25 - Step 5: Solve for x
x = 2,243,551,025,047,492.25/54,571,415.18 - Step 6: Final answer
x = 41,112,201.65
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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.