Finding the Fourth Proportional to 19,746,612.24, 29,621,217.98 and 5,173,888.56
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Solution
The fourth proportional to 19,746,612.24, 29,621,217.98 and 5,173,888.56 is: 7,761,173.35
Step by Step Solution
- Step 1: Write the proportion equation
19,746,612.24 : 29,621,217.98 = 5,173,888.56 : x - Step 2: Convert to fraction form
19,746,612.24/29,621,217.98 = 5,173,888.56/x - Step 3: Cross multiply
19,746,612.24x = 29,621,217.98 × 5,173,888.56 - Step 4: Simplify right side
19,746,612.24x = 153,256,880,704,816.94 - Step 5: Solve for x
x = 153,256,880,704,816.94/19,746,612.24 - Step 6: Final answer
x = 7,761,173.35
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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.