Finding the Fourth Proportional to 38,860,177.80, 58,243,610.70 and 16,129,374.60
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Solution
The fourth proportional to 38,860,177.80, 58,243,610.70 and 16,129,374.60 is: 24,174,696.78
Step by Step Solution
- Step 1: Write the proportion equation
38,860,177.80 : 58,243,610.70 = 16,129,374.60 : x - Step 2: Convert to fraction form
38,860,177.80/58,243,610.70 = 16,129,374.60/x - Step 3: Cross multiply
38,860,177.80x = 58,243,610.70 × 16,129,374.60 - Step 4: Simplify right side
38,860,177.80x = 939,433,015,036,868.25 - Step 5: Solve for x
x = 939,433,015,036,868.25/38,860,177.80 - Step 6: Final answer
x = 24,174,696.78
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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.