Finding the Fourth Proportional to 17,809,315.68, 24,577,271.84 and 9,968,632.90
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Solution
The fourth proportional to 17,809,315.68, 24,577,271.84 and 9,968,632.90 is: 13,756,946.37
Step by Step Solution
- Step 1: Write the proportion equation
17,809,315.68 : 24,577,271.84 = 9,968,632.90 : x - Step 2: Convert to fraction form
17,809,315.68/24,577,271.84 = 9,968,632.90/x - Step 3: Cross multiply
17,809,315.68x = 24,577,271.84 × 9,968,632.90 - Step 4: Simplify right side
17,809,315.68x = 245,001,800,656,467.53 - Step 5: Solve for x
x = 245,001,800,656,467.53/17,809,315.68 - Step 6: Final answer
x = 13,756,946.37
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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.