Finding the Fourth Proportional to 22,190,802.08, 30,620,654.68 and 12,266,344.12
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Solution
The fourth proportional to 22,190,802.08, 30,620,654.68 and 12,266,344.12 is: 16,926,088.84
Step by Step Solution
- Step 1: Write the proportion equation
22,190,802.08 : 30,620,654.68 = 12,266,344.12 : x - Step 2: Convert to fraction form
22,190,802.08/30,620,654.68 = 12,266,344.12/x - Step 3: Cross multiply
22,190,802.08x = 30,620,654.68 × 12,266,344.12 - Step 4: Simplify right side
22,190,802.08x = 375,603,487,484,568.44 - Step 5: Solve for x
x = 375,603,487,484,568.44/22,190,802.08 - Step 6: Final answer
x = 16,926,088.84
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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.