Finding the Fourth Proportional to 6,911,076.70, 9,537,488.54 and 3,771,543.08
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Solution
The fourth proportional to 6,911,076.70, 9,537,488.54 and 3,771,543.08 is: 5,204,840.06
Step by Step Solution
- Step 1: Write the proportion equation
6,911,076.70 : 9,537,488.54 = 3,771,543.08 : x - Step 2: Convert to fraction form
6,911,076.70/9,537,488.54 = 3,771,543.08/x - Step 3: Cross multiply
6,911,076.70x = 9,537,488.54 × 3,771,543.08 - Step 4: Simplify right side
6,911,076.70x = 35,971,048,837,071.15 - Step 5: Solve for x
x = 35,971,048,837,071.15/6,911,076.70 - Step 6: Final answer
x = 5,204,840.06
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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.