Finding the Fourth Proportional to 39,634,185.84, 59,437,010.40 and 13,719,445.98
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Solution
The fourth proportional to 39,634,185.84, 59,437,010.40 and 13,719,445.98 is: 20,574,229.95
Step by Step Solution
- Step 1: Write the proportion equation
39,634,185.84 : 59,437,010.40 = 13,719,445.98 : x - Step 2: Convert to fraction form
39,634,185.84/59,437,010.40 = 13,719,445.98/x - Step 3: Cross multiply
39,634,185.84x = 59,437,010.40 × 13,719,445.98 - Step 4: Simplify right side
39,634,185.84x = 815,442,853,395,498.25 - Step 5: Solve for x
x = 815,442,853,395,498.25/39,634,185.84 - Step 6: Final answer
x = 20,574,229.95
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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.