Finding the Fourth Proportional to 68,623,313.42, 102,938,280.70 and 22,564,162.74
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Solution
The fourth proportional to 68,623,313.42, 102,938,280.70 and 22,564,162.74 is: 33,847,332.66
Step by Step Solution
- Step 1: Write the proportion equation
68,623,313.42 : 102,938,280.70 = 22,564,162.74 : x - Step 2: Convert to fraction form
68,623,313.42/102,938,280.70 = 22,564,162.74/x - Step 3: Cross multiply
68,623,313.42x = 102,938,280.70 × 22,564,162.74 - Step 4: Simplify right side
68,623,313.42x = 2,322,716,117,890,601 - Step 5: Solve for x
x = 2,322,716,117,890,601/68,623,313.42 - Step 6: Final answer
x = 33,847,332.66
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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.