Finding the Fourth Proportional to 68,413,600.74, 102,633,603.98 and 22,343,084.31
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Solution
The fourth proportional to 68,413,600.74, 102,633,603.98 and 22,343,084.31 is: 33,518,938.37
Step by Step Solution
- Step 1: Write the proportion equation
68,413,600.74 : 102,633,603.98 = 22,343,084.31 : x - Step 2: Convert to fraction form
68,413,600.74/102,633,603.98 = 22,343,084.31/x - Step 3: Cross multiply
68,413,600.74x = 102,633,603.98 × 22,343,084.31 - Step 4: Simplify right side
68,413,600.74x = 2,293,151,266,652,576 - Step 5: Solve for x
x = 2,293,151,266,652,576/68,413,600.74 - Step 6: Final answer
x = 33,518,938.37
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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.