Finding the Fourth Proportional to 29,220,237.64, 40,325,117.70 and 16,167,285.16
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Solution
The fourth proportional to 29,220,237.64, 40,325,117.70 and 16,167,285.16 is: 22,311,511.80
Step by Step Solution
- Step 1: Write the proportion equation
29,220,237.64 : 40,325,117.70 = 16,167,285.16 : x - Step 2: Convert to fraction form
29,220,237.64/40,325,117.70 = 16,167,285.16/x - Step 3: Cross multiply
29,220,237.64x = 40,325,117.70 × 16,167,285.16 - Step 4: Simplify right side
29,220,237.64x = 651,947,676,966,463.38 - Step 5: Solve for x
x = 651,947,676,966,463.38/29,220,237.64 - Step 6: Final answer
x = 22,311,511.80
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1.5x scale
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.