Finding the Fourth Proportional to 17,742,404.18, 24,478,503.80 and 14,473,568.18
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Solution
The fourth proportional to 17,742,404.18, 24,478,503.80 and 14,473,568.18 is: 19,968,618.13
Step by Step Solution
- Step 1: Write the proportion equation
17,742,404.18 : 24,478,503.80 = 14,473,568.18 : x - Step 2: Convert to fraction form
17,742,404.18/24,478,503.80 = 14,473,568.18/x - Step 3: Cross multiply
17,742,404.18x = 24,478,503.80 × 14,473,568.18 - Step 4: Simplify right side
17,742,404.18x = 354,291,293,693,689.06 - Step 5: Solve for x
x = 354,291,293,693,689.06/17,742,404.18 - Step 6: Final answer
x = 19,968,618.13
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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.