Finding the Fourth Proportional to 17,416,539.84, 26,127,968.40 and 7,175,712.72
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Solution
The fourth proportional to 17,416,539.84, 26,127,968.40 and 7,175,712.72 is: 10,764,870.46
Step by Step Solution
- Step 1: Write the proportion equation
17,416,539.84 : 26,127,968.40 = 7,175,712.72 : x - Step 2: Convert to fraction form
17,416,539.84/26,127,968.40 = 7,175,712.72/x - Step 3: Cross multiply
17,416,539.84x = 26,127,968.40 × 7,175,712.72 - Step 4: Simplify right side
17,416,539.84x = 187,486,795,195,638.03 - Step 5: Solve for x
x = 187,486,795,195,638.03/17,416,539.84 - Step 6: Final answer
x = 10,764,870.46
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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.