Finding the Fourth Proportional to 22,514,547.68, 31,070,102.36 and 12,201,270.77
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Solution
The fourth proportional to 22,514,547.68, 31,070,102.36 and 12,201,270.77 is: 16,837,768.05
Step by Step Solution
- Step 1: Write the proportion equation
22,514,547.68 : 31,070,102.36 = 12,201,270.77 : x - Step 2: Convert to fraction form
22,514,547.68/31,070,102.36 = 12,201,270.77/x - Step 3: Cross multiply
22,514,547.68x = 31,070,102.36 × 12,201,270.77 - Step 4: Simplify right side
22,514,547.68x = 379,094,731,529,619.19 - Step 5: Solve for x
x = 379,094,731,529,619.19/22,514,547.68 - Step 6: Final answer
x = 16,837,768.05
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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.