Finding the Fourth Proportional to 19,845,762.24, 29,725,241.60 and 14,070,991.36
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Solution
The fourth proportional to 19,845,762.24, 29,725,241.60 and 14,070,991.36 is: 21,075,714.44
Step by Step Solution
- Step 1: Write the proportion equation
19,845,762.24 : 29,725,241.60 = 14,070,991.36 : x - Step 2: Convert to fraction form
19,845,762.24/29,725,241.60 = 14,070,991.36/x - Step 3: Cross multiply
19,845,762.24x = 29,725,241.60 × 14,070,991.36 - Step 4: Simplify right side
19,845,762.24x = 418,263,617,727,512.56 - Step 5: Solve for x
x = 418,263,617,727,512.56/19,845,762.24 - Step 6: Final answer
x = 21,075,714.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.