Finding the Fourth Proportional to 31,136,562.80, 46,709,301.51 and 9,572,975.06
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Solution
The fourth proportional to 31,136,562.80, 46,709,301.51 and 9,572,975.06 is: 14,360,832.99
Step by Step Solution
- Step 1: Write the proportion equation
31,136,562.80 : 46,709,301.51 = 9,572,975.06 : x - Step 2: Convert to fraction form
31,136,562.80/46,709,301.51 = 9,572,975.06/x - Step 3: Cross multiply
31,136,562.80x = 46,709,301.51 × 9,572,975.06 - Step 4: Simplify right side
31,136,562.80x = 447,146,978,191,703.81 - Step 5: Solve for x
x = 447,146,978,191,703.81/31,136,562.80 - Step 6: Final answer
x = 14,360,832.99
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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.