Finding the Fourth Proportional to 23,180,090.18, 31,988,647.95 and 14,483,306.12
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Solution
The fourth proportional to 23,180,090.18, 31,988,647.95 and 14,483,306.12 is: 19,987,039.61
Step by Step Solution
- Step 1: Write the proportion equation
23,180,090.18 : 31,988,647.95 = 14,483,306.12 : x - Step 2: Convert to fraction form
23,180,090.18/31,988,647.95 = 14,483,306.12/x - Step 3: Cross multiply
23,180,090.18x = 31,988,647.95 × 14,483,306.12 - Step 4: Simplify right side
23,180,090.18x = 463,301,380,624,760.44 - Step 5: Solve for x
x = 463,301,380,624,760.44/23,180,090.18 - Step 6: Final answer
x = 19,987,039.61
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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.