Finding the Fourth Proportional to 16,717,395.27, 23,070,195.98 and 9,275,194.65
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Solution
The fourth proportional to 16,717,395.27, 23,070,195.98 and 9,275,194.65 is: 12,799,874.32
Step by Step Solution
- Step 1: Write the proportion equation
16,717,395.27 : 23,070,195.98 = 9,275,194.65 : x - Step 2: Convert to fraction form
16,717,395.27/23,070,195.98 = 9,275,194.65/x - Step 3: Cross multiply
16,717,395.27x = 23,070,195.98 × 9,275,194.65 - Step 4: Simplify right side
16,717,395.27x = 213,980,558,390,354.78 - Step 5: Solve for x
x = 213,980,558,390,354.78/16,717,395.27 - Step 6: Final answer
x = 12,799,874.32
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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.