Finding the Fourth Proportional to 19,337,644.16, 29,006,334.04 and 4,960,721.68
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Solution
The fourth proportional to 19,337,644.16, 29,006,334.04 and 4,960,721.68 is: 7,441,048.61
Step by Step Solution
- Step 1: Write the proportion equation
19,337,644.16 : 29,006,334.04 = 4,960,721.68 : x - Step 2: Convert to fraction form
19,337,644.16/29,006,334.04 = 4,960,721.68/x - Step 3: Cross multiply
19,337,644.16x = 29,006,334.04 × 4,960,721.68 - Step 4: Simplify right side
19,337,644.16x = 143,892,350,129,549.97 - Step 5: Solve for x
x = 143,892,350,129,549.97/19,337,644.16 - Step 6: Final answer
x = 7,441,048.61
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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.