Finding the Fourth Proportional to 10,271,977.44, 14,175,316.08 and 5,688,293.28
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Solution
The fourth proportional to 10,271,977.44, 14,175,316.08 and 5,688,293.28 is: 7,849,837.65
Step by Step Solution
- Step 1: Write the proportion equation
10,271,977.44 : 14,175,316.08 = 5,688,293.28 : x - Step 2: Convert to fraction form
10,271,977.44/14,175,316.08 = 5,688,293.28/x - Step 3: Cross multiply
10,271,977.44x = 14,175,316.08 × 5,688,293.28 - Step 4: Simplify right side
10,271,977.44x = 80,633,355,199,739.95 - Step 5: Solve for x
x = 80,633,355,199,739.95/10,271,977.44 - Step 6: Final answer
x = 7,849,837.65
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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.