Finding the Fourth Proportional to 22,024,371.01, 30,394,493.86 and 15,069,635.08
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Solution
The fourth proportional to 22,024,371.01, 30,394,493.86 and 15,069,635.08 is: 20,796,686.12
Step by Step Solution
- Step 1: Write the proportion equation
22,024,371.01 : 30,394,493.86 = 15,069,635.08 : x - Step 2: Convert to fraction form
22,024,371.01/30,394,493.86 = 15,069,635.08/x - Step 3: Cross multiply
22,024,371.01x = 30,394,493.86 × 15,069,635.08 - Step 4: Simplify right side
22,024,371.01x = 458,033,930,911,500.62 - Step 5: Solve for x
x = 458,033,930,911,500.62/22,024,371.01 - Step 6: Final answer
x = 20,796,686.12
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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.