Finding the Fourth Proportional to 18,334,374.84, 27,501,890.40 and 5,554,881
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Solution
The fourth proportional to 18,334,374.84, 27,501,890.40 and 5,554,881 is: 8,332,420.92
Step by Step Solution
- Step 1: Write the proportion equation
18,334,374.84 : 27,501,890.40 = 5,554,881 : x - Step 2: Convert to fraction form
18,334,374.84/27,501,890.40 = 5,554,881/x - Step 3: Cross multiply
18,334,374.84x = 27,501,890.40 × 5,554,881 - Step 4: Simplify right side
18,334,374.84x = 152,769,728,447,042.41 - Step 5: Solve for x
x = 152,769,728,447,042.41/18,334,374.84 - Step 6: Final answer
x = 8,332,420.92
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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.