Finding the Fourth Proportional to 16,938,556.26, 25,407,784.12 and 4,808,029.98
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Solution
The fourth proportional to 16,938,556.26, 25,407,784.12 and 4,808,029.98 is: 7,212,030.70
Step by Step Solution
- Step 1: Write the proportion equation
16,938,556.26 : 25,407,784.12 = 4,808,029.98 : x - Step 2: Convert to fraction form
16,938,556.26/25,407,784.12 = 4,808,029.98/x - Step 3: Cross multiply
16,938,556.26x = 25,407,784.12 × 4,808,029.98 - Step 4: Simplify right side
16,938,556.26x = 122,161,387,774,327.94 - Step 5: Solve for x
x = 122,161,387,774,327.94/16,938,556.26 - Step 6: Final answer
x = 7,212,030.70
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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.