Finding the Fourth Proportional to 10,603,531.96, 15,929,240.88 and 6,288,412.49
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Solution
The fourth proportional to 10,603,531.96, 15,929,240.88 and 6,288,412.49 is: 9,446,818.07
Step by Step Solution
- Step 1: Write the proportion equation
10,603,531.96 : 15,929,240.88 = 6,288,412.49 : x - Step 2: Convert to fraction form
10,603,531.96/15,929,240.88 = 6,288,412.49/x - Step 3: Cross multiply
10,603,531.96x = 15,929,240.88 × 6,288,412.49 - Step 4: Simplify right side
10,603,531.96x = 100,169,637,337,973.17 - Step 5: Solve for x
x = 100,169,637,337,973.17/10,603,531.96 - Step 6: Final answer
x = 9,446,818.07
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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.