Finding the Fourth Proportional to 93,424,755.12, 140,136,622.92 and 38,092,372.99
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Solution
The fourth proportional to 93,424,755.12, 140,136,622.92 and 38,092,372.99 is: 57,138,351.64
Step by Step Solution
- Step 1: Write the proportion equation
93,424,755.12 : 140,136,622.92 = 38,092,372.99 : x - Step 2: Convert to fraction form
93,424,755.12/140,136,622.92 = 38,092,372.99/x - Step 3: Cross multiply
93,424,755.12x = 140,136,622.92 × 38,092,372.99 - Step 4: Simplify right side
93,424,755.12x = 5,338,136,509,827,623 - Step 5: Solve for x
x = 5,338,136,509,827,623/93,424,755.12 - Step 6: Final answer
x = 57,138,351.64
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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.