Finding the Fourth Proportional to 24,012,307.47, 33,136,977.18 and 12,999,048.99
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Solution
The fourth proportional to 24,012,307.47, 33,136,977.18 and 12,999,048.99 is: 17,938,683.75
Step by Step Solution
- Step 1: Write the proportion equation
24,012,307.47 : 33,136,977.18 = 12,999,048.99 : x - Step 2: Convert to fraction form
24,012,307.47/33,136,977.18 = 12,999,048.99/x - Step 3: Cross multiply
24,012,307.47x = 33,136,977.18 × 12,999,048.99 - Step 4: Simplify right side
24,012,307.47x = 430,749,189,743,332.06 - Step 5: Solve for x
x = 430,749,189,743,332.06/24,012,307.47 - Step 6: Final answer
x = 17,938,683.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.