Finding the Fourth Proportional to 22,027,347.92, 30,395,957.99 and 12,735,514.14
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Solution
The fourth proportional to 22,027,347.92, 30,395,957.99 and 12,735,514.14 is: 17,573,979.15
Step by Step Solution
- Step 1: Write the proportion equation
22,027,347.92 : 30,395,957.99 = 12,735,514.14 : x - Step 2: Convert to fraction form
22,027,347.92/30,395,957.99 = 12,735,514.14/x - Step 3: Cross multiply
22,027,347.92x = 30,395,957.99 × 12,735,514.14 - Step 4: Simplify right side
22,027,347.92x = 387,108,152,930,916.56 - Step 5: Solve for x
x = 387,108,152,930,916.56/22,027,347.92 - Step 6: Final answer
x = 17,573,979.15
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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.