Finding the Fourth Proportional to 6,137,832.14, 9,207,117.23 and 1,878,037.26
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Solution
The fourth proportional to 6,137,832.14, 9,207,117.23 and 1,878,037.26 is: 2,817,168.80
Step by Step Solution
- Step 1: Write the proportion equation
6,137,832.14 : 9,207,117.23 = 1,878,037.26 : x - Step 2: Convert to fraction form
6,137,832.14/9,207,117.23 = 1,878,037.26/x - Step 3: Cross multiply
6,137,832.14x = 9,207,117.23 × 1,878,037.26 - Step 4: Simplify right side
6,137,832.14x = 17,291,309,215,127.99 - Step 5: Solve for x
x = 17,291,309,215,127.99/6,137,832.14 - Step 6: Final answer
x = 2,817,168.80
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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.