Finding the Fourth Proportional to 13,452,531.84, 18,564,391.80 and 7,651,306.44
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Solution
The fourth proportional to 13,452,531.84, 18,564,391.80 and 7,651,306.44 is: 10,558,744.79
Step by Step Solution
- Step 1: Write the proportion equation
13,452,531.84 : 18,564,391.80 = 7,651,306.44 : x - Step 2: Convert to fraction form
13,452,531.84/18,564,391.80 = 7,651,306.44/x - Step 3: Cross multiply
13,452,531.84x = 18,564,391.80 × 7,651,306.44 - Step 4: Simplify right side
13,452,531.84x = 142,041,850,534,023.22 - Step 5: Solve for x
x = 142,041,850,534,023.22/13,452,531.84 - Step 6: Final answer
x = 10,558,744.79
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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.