Finding the Fourth Proportional to 6,746,722.47, 10,120,075.51 and 2,197,763.84
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Solution
The fourth proportional to 6,746,722.47, 10,120,075.51 and 2,197,763.84 is: 3,296,643.09
Step by Step Solution
- Step 1: Write the proportion equation
6,746,722.47 : 10,120,075.51 = 2,197,763.84 : x - Step 2: Convert to fraction form
6,746,722.47/10,120,075.51 = 2,197,763.84/x - Step 3: Cross multiply
6,746,722.47x = 10,120,075.51 × 2,197,763.84 - Step 4: Simplify right side
6,746,722.47x = 22,241,536,032,262.05 - Step 5: Solve for x
x = 22,241,536,032,262.05/6,746,722.47 - Step 6: Final answer
x = 3,296,643.09
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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.