Finding the Fourth Proportional to 23,282,166.48, 32,129,419.41 and 12,685,506.18
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Solution
The fourth proportional to 23,282,166.48, 32,129,419.41 and 12,685,506.18 is: 17,506,014.69
Step by Step Solution
- Step 1: Write the proportion equation
23,282,166.48 : 32,129,419.41 = 12,685,506.18 : x - Step 2: Convert to fraction form
23,282,166.48/32,129,419.41 = 12,685,506.18/x - Step 3: Cross multiply
23,282,166.48x = 32,129,419.41 × 12,685,506.18 - Step 4: Simplify right side
23,282,166.48x = 407,577,948,485,366.94 - Step 5: Solve for x
x = 407,577,948,485,366.94/23,282,166.48 - Step 6: Final answer
x = 17,506,014.69
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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.