Finding the Fourth Proportional to 34,559,660.80, 51,839,136.15 and 19,977,301.68
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Solution
The fourth proportional to 34,559,660.80, 51,839,136.15 and 19,977,301.68 is: 29,965,747.28
Step by Step Solution
- Step 1: Write the proportion equation
34,559,660.80 : 51,839,136.15 = 19,977,301.68 : x - Step 2: Convert to fraction form
34,559,660.80/51,839,136.15 = 19,977,301.68/x - Step 3: Cross multiply
34,559,660.80x = 51,839,136.15 × 19,977,301.68 - Step 4: Simplify right side
34,559,660.80x = 1,035,606,061,699,143.62 - Step 5: Solve for x
x = 1,035,606,061,699,143.62/34,559,660.80 - Step 6: Final answer
x = 29,965,747.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.