Finding the Fourth Proportional to 7,855,924.69, 10,841,176.07 and 4,371,487.92
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Solution
The fourth proportional to 7,855,924.69, 10,841,176.07 and 4,371,487.92 is: 6,032,653.33
Step by Step Solution
- Step 1: Write the proportion equation
7,855,924.69 : 10,841,176.07 = 4,371,487.92 : x - Step 2: Convert to fraction form
7,855,924.69/10,841,176.07 = 4,371,487.92/x - Step 3: Cross multiply
7,855,924.69x = 10,841,176.07 × 4,371,487.92 - Step 4: Simplify right side
7,855,924.69x = 47,392,070,223,133.71 - Step 5: Solve for x
x = 47,392,070,223,133.71/7,855,924.69 - Step 6: Final answer
x = 6,032,653.33
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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.