Finding the Fourth Proportional to 20,546,235.47, 30,818,605.73 and 6,168,929.59
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Solution
The fourth proportional to 20,546,235.47, 30,818,605.73 and 6,168,929.59 is: 9,253,169.96
Step by Step Solution
- Step 1: Write the proportion equation
20,546,235.47 : 30,818,605.73 = 6,168,929.59 : x - Step 2: Convert to fraction form
20,546,235.47/30,818,605.73 = 6,168,929.59/x - Step 3: Cross multiply
20,546,235.47x = 30,818,605.73 × 6,168,929.59 - Step 4: Simplify right side
20,546,235.47x = 190,117,808,748,716.38 - Step 5: Solve for x
x = 190,117,808,748,716.38/20,546,235.47 - Step 6: Final answer
x = 9,253,169.96
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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.