Finding the Fourth Proportional to 29,008,605.01, 40,048,420.56 and 19,232,290.98
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Solution
The fourth proportional to 29,008,605.01, 40,048,420.56 and 19,232,290.98 is: 26,551,531.08
Step by Step Solution
- Step 1: Write the proportion equation
29,008,605.01 : 40,048,420.56 = 19,232,290.98 : x - Step 2: Convert to fraction form
29,008,605.01/40,048,420.56 = 19,232,290.98/x - Step 3: Cross multiply
29,008,605.01x = 40,048,420.56 × 19,232,290.98 - Step 4: Simplify right side
29,008,605.01x = 770,222,877,499,334.62 - Step 5: Solve for x
x = 770,222,877,499,334.62/29,008,605.01 - Step 6: Final answer
x = 26,551,531.08
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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.