Finding the Fourth Proportional to 16,297,654.80, 22,489,447.14 and 9,422,580
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Solution
The fourth proportional to 16,297,654.80, 22,489,447.14 and 9,422,580 is: 13,002,399.27
Step by Step Solution
- Step 1: Write the proportion equation
16,297,654.80 : 22,489,447.14 = 9,422,580 : x - Step 2: Convert to fraction form
16,297,654.80/22,489,447.14 = 9,422,580/x - Step 3: Cross multiply
16,297,654.80x = 22,489,447.14 × 9,422,580 - Step 4: Simplify right side
16,297,654.80x = 211,908,614,832,421.22 - Step 5: Solve for x
x = 211,908,614,832,421.22/16,297,654.80 - Step 6: Final answer
x = 13,002,399.27
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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.