Finding the Fourth Proportional to 19,474,812, 29,214,875.61 and 8,112,603.42
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Solution
The fourth proportional to 19,474,812, 29,214,875.61 and 8,112,603.42 is: 12,170,012.21
Step by Step Solution
- Step 1: Write the proportion equation
19,474,812 : 29,214,875.61 = 8,112,603.42 : x - Step 2: Convert to fraction form
19,474,812/29,214,875.61 = 8,112,603.42/x - Step 3: Cross multiply
19,474,812x = 29,214,875.61 × 8,112,603.42 - Step 4: Simplify right side
19,474,812x = 237,008,699,788,560.59 - Step 5: Solve for x
x = 237,008,699,788,560.59/19,474,812 - Step 6: Final answer
x = 12,170,012.21
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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.