Finding the Fourth Proportional to 22,875,940.98, 31,575,875.49 and 14,727,172.50
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Solution
The fourth proportional to 22,875,940.98, 31,575,875.49 and 14,727,172.50 is: 20,328,054.07
Step by Step Solution
- Step 1: Write the proportion equation
22,875,940.98 : 31,575,875.49 = 14,727,172.50 : x - Step 2: Convert to fraction form
22,875,940.98/31,575,875.49 = 14,727,172.50/x - Step 3: Cross multiply
22,875,940.98x = 31,575,875.49 × 14,727,172.50 - Step 4: Simplify right side
22,875,940.98x = 465,023,365,179,752 - Step 5: Solve for x
x = 465,023,365,179,752/22,875,940.98 - Step 6: Final answer
x = 20,328,054.07
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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.