Finding the Fourth Proportional to 11,567,497.60, 15,963,148.20 and 6,411,192.04
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Solution
The fourth proportional to 11,567,497.60, 15,963,148.20 and 6,411,192.04 is: 8,847,445.85
Step by Step Solution
- Step 1: Write the proportion equation
11,567,497.60 : 15,963,148.20 = 6,411,192.04 : x - Step 2: Convert to fraction form
11,567,497.60/15,963,148.20 = 6,411,192.04/x - Step 3: Cross multiply
11,567,497.60x = 15,963,148.20 × 6,411,192.04 - Step 4: Simplify right side
11,567,497.60x = 102,342,808,673,180.33 - Step 5: Solve for x
x = 102,342,808,673,180.33/11,567,497.60 - Step 6: Final answer
x = 8,847,445.85
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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.