Finding the Fourth Proportional to 19,845,642.21, 29,725,062.26 and 14,070,871.41
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Solution
The fourth proportional to 19,845,642.21, 29,725,062.26 and 14,070,871.41 is: 21,075,535.08
Step by Step Solution
- Step 1: Write the proportion equation
19,845,642.21 : 29,725,062.26 = 14,070,871.41 : x - Step 2: Convert to fraction form
19,845,642.21/29,725,062.26 = 14,070,871.41/x - Step 3: Cross multiply
19,845,642.21x = 29,725,062.26 × 14,070,871.41 - Step 4: Simplify right side
19,845,642.21x = 418,257,528,644,349.62 - Step 5: Solve for x
x = 418,257,528,644,349.62/19,845,642.21 - Step 6: Final answer
x = 21,075,535.08
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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.