Finding the Fourth Proportional to 18,559,613.60, 27,842,044.80 and 5,778,785.60
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Solution
The fourth proportional to 18,559,613.60, 27,842,044.80 and 5,778,785.60 is: 8,668,995.54
Step by Step Solution
- Step 1: Write the proportion equation
18,559,613.60 : 27,842,044.80 = 5,778,785.60 : x - Step 2: Convert to fraction form
18,559,613.60/27,842,044.80 = 5,778,785.60/x - Step 3: Cross multiply
18,559,613.60x = 27,842,044.80 × 5,778,785.60 - Step 4: Simplify right side
18,559,613.60x = 160,893,207,564,794.88 - Step 5: Solve for x
x = 160,893,207,564,794.88/18,559,613.60 - Step 6: Final answer
x = 8,668,995.54
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.