Finding the Fourth Proportional to 9,486,166.03, 13,090,894.06 and 5,135,251.18
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Solution
The fourth proportional to 9,486,166.03, 13,090,894.06 and 5,135,251.18 is: 7,086,638.48
Step by Step Solution
- Step 1: Write the proportion equation
9,486,166.03 : 13,090,894.06 = 5,135,251.18 : x - Step 2: Convert to fraction form
9,486,166.03/13,090,894.06 = 5,135,251.18/x - Step 3: Cross multiply
9,486,166.03x = 13,090,894.06 × 5,135,251.18 - Step 4: Simplify right side
9,486,166.03x = 67,225,029,168,869.99 - Step 5: Solve for x
x = 67,225,029,168,869.99/9,486,166.03 - Step 6: Final answer
x = 7,086,638.48
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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.