Finding the Fourth Proportional to 7,759,869.93, 10,708,623.44 and 4,498,575.19
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Solution
The fourth proportional to 7,759,869.93, 10,708,623.44 and 4,498,575.19 is: 6,208,035.46
Step by Step Solution
- Step 1: Write the proportion equation
7,759,869.93 : 10,708,623.44 = 4,498,575.19 : x - Step 2: Convert to fraction form
7,759,869.93/10,708,623.44 = 4,498,575.19/x - Step 3: Cross multiply
7,759,869.93x = 10,708,623.44 × 4,498,575.19 - Step 4: Simplify right side
7,759,869.93x = 48,173,547,693,841.68 - Step 5: Solve for x
x = 48,173,547,693,841.68/7,759,869.93 - Step 6: Final answer
x = 6,208,035.46
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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.