Finding the Fourth Proportional to 11,575,260.99, 15,974,153.46 and 6,348,477.24
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Solution
The fourth proportional to 11,575,260.99, 15,974,153.46 and 6,348,477.24 is: 8,761,059.45
Step by Step Solution
- Step 1: Write the proportion equation
11,575,260.99 : 15,974,153.46 = 6,348,477.24 : x - Step 2: Convert to fraction form
11,575,260.99/15,974,153.46 = 6,348,477.24/x - Step 3: Cross multiply
11,575,260.99x = 15,974,153.46 × 6,348,477.24 - Step 4: Simplify right side
11,575,260.99x = 101,411,549,669,077.27 - Step 5: Solve for x
x = 101,411,549,669,077.27/11,575,260.99 - Step 6: Final answer
x = 8,761,059.45
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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.