Finding the Fourth Proportional to 7,134,776.68, 9,841,874.10 and 4,553,548.06
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Solution
The fourth proportional to 7,134,776.68, 9,841,874.10 and 4,553,548.06 is: 6,281,268.32
Step by Step Solution
- Step 1: Write the proportion equation
7,134,776.68 : 9,841,874.10 = 4,553,548.06 : x - Step 2: Convert to fraction form
7,134,776.68/9,841,874.10 = 4,553,548.06/x - Step 3: Cross multiply
7,134,776.68x = 9,841,874.10 × 4,553,548.06 - Step 4: Simplify right side
7,134,776.68x = 44,815,446,714,819.24 - Step 5: Solve for x
x = 44,815,446,714,819.24/7,134,776.68 - Step 6: Final answer
x = 6,281,268.32
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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.