Finding the Fourth Proportional to 9,136,283.34, 12,608,070.99 and 5,465,354.70
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Solution
The fourth proportional to 9,136,283.34, 12,608,070.99 and 5,465,354.70 is: 7,542,189.47
Step by Step Solution
- Step 1: Write the proportion equation
9,136,283.34 : 12,608,070.99 = 5,465,354.70 : x - Step 2: Convert to fraction form
9,136,283.34/12,608,070.99 = 5,465,354.70/x - Step 3: Cross multiply
9,136,283.34x = 12,608,070.99 × 5,465,354.70 - Step 4: Simplify right side
9,136,283.34x = 68,907,580,043,130.16 - Step 5: Solve for x
x = 68,907,580,043,130.16/9,136,283.34 - Step 6: Final answer
x = 7,542,189.47
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1.5x scale
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.