Finding the Fourth Proportional to 23,270,882.88, 32,115,276.85 and 12,816,897.13
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Solution
The fourth proportional to 23,270,882.88, 32,115,276.85 and 12,816,897.13 is: 17,688,121.32
Step by Step Solution
- Step 1: Write the proportion equation
23,270,882.88 : 32,115,276.85 = 12,816,897.13 : x - Step 2: Convert to fraction form
23,270,882.88/32,115,276.85 = 12,816,897.13/x - Step 3: Cross multiply
23,270,882.88x = 32,115,276.85 × 12,816,897.13 - Step 4: Simplify right side
23,270,882.88x = 411,618,199,527,344.06 - Step 5: Solve for x
x = 411,618,199,527,344.06/23,270,882.88 - Step 6: Final answer
x = 17,688,121.32
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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.