Finding the Fourth Proportional to 55,237,415.10, 82,862,343.45 and 16,898,624.70
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Solution
The fourth proportional to 55,237,415.10, 82,862,343.45 and 16,898,624.70 is: 25,349,840.16
Step by Step Solution
- Step 1: Write the proportion equation
55,237,415.10 : 82,862,343.45 = 16,898,624.70 : x - Step 2: Convert to fraction form
55,237,415.10/82,862,343.45 = 16,898,624.70/x - Step 3: Cross multiply
55,237,415.10x = 82,862,343.45 × 16,898,624.70 - Step 4: Simplify right side
55,237,415.10x = 1,400,259,643,724,053.25 - Step 5: Solve for x
x = 1,400,259,643,724,053.25/55,237,415.10 - Step 6: Final answer
x = 25,349,840.16
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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.