Finding the Fourth Proportional to 19,792,409.70, 29,688,614.55 and 16,444,331.40
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Solution
The fourth proportional to 19,792,409.70, 29,688,614.55 and 16,444,331.40 is: 24,666,497.10
Step by Step Solution
- Step 1: Write the proportion equation
19,792,409.70 : 29,688,614.55 = 16,444,331.40 : x - Step 2: Convert to fraction form
19,792,409.70/29,688,614.55 = 16,444,331.40/x - Step 3: Cross multiply
19,792,409.70x = 29,688,614.55 × 16,444,331.40 - Step 4: Simplify right side
19,792,409.70x = 488,209,416,467,061.88 - Step 5: Solve for x
x = 488,209,416,467,061.88/19,792,409.70 - Step 6: Final answer
x = 24,666,497.10
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1.5x scale
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.