Finding the Fourth Proportional to 31,136,552.76, 46,709,286.47 and 9,572,965.03
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Solution
The fourth proportional to 31,136,552.76, 46,709,286.47 and 9,572,965.03 is: 14,360,817.95
Step by Step Solution
- Step 1: Write the proportion equation
31,136,552.76 : 46,709,286.47 = 9,572,965.03 : x - Step 2: Convert to fraction form
31,136,552.76/46,709,286.47 = 9,572,965.03/x - Step 3: Cross multiply
31,136,552.76x = 46,709,286.47 × 9,572,965.03 - Step 4: Simplify right side
31,136,552.76x = 447,146,365,860,721.31 - Step 5: Solve for x
x = 447,146,365,860,721.31/31,136,552.76 - Step 6: Final answer
x = 14,360,817.95
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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.