Finding the Fourth Proportional to 46,587,982.68, 64,294,292.50 and 25,679,968.18
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Solution
The fourth proportional to 46,587,982.68, 64,294,292.50 and 25,679,968.18 is: 35,439,941.60
Step by Step Solution
- Step 1: Write the proportion equation
46,587,982.68 : 64,294,292.50 = 25,679,968.18 : x - Step 2: Convert to fraction form
46,587,982.68/64,294,292.50 = 25,679,968.18/x - Step 3: Cross multiply
46,587,982.68x = 64,294,292.50 × 25,679,968.18 - Step 4: Simplify right side
46,587,982.68x = 1,651,075,385,330,677 - Step 5: Solve for x
x = 1,651,075,385,330,677/46,587,982.68 - Step 6: Final answer
x = 35,439,941.60
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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.