Finding the Fourth Proportional to 22,195,823.14, 33,292,984.42 and 7,818,515.52
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Solution
The fourth proportional to 22,195,823.14, 33,292,984.42 and 7,818,515.52 is: 11,727,508.99
Step by Step Solution
- Step 1: Write the proportion equation
22,195,823.14 : 33,292,984.42 = 7,818,515.52 : x - Step 2: Convert to fraction form
22,195,823.14/33,292,984.42 = 7,818,515.52/x - Step 3: Cross multiply
22,195,823.14x = 33,292,984.42 × 7,818,515.52 - Step 4: Simplify right side
22,195,823.14x = 260,301,715,394,888.19 - Step 5: Solve for x
x = 260,301,715,394,888.19/22,195,823.14 - Step 6: Final answer
x = 11,727,508.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.