Finding the Fourth Proportional to 39,527,715.74, 54,547,712.46 and 22,124,055.74
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Solution
The fourth proportional to 39,527,715.74, 54,547,712.46 and 22,124,055.74 is: 30,530,897.33
Step by Step Solution
- Step 1: Write the proportion equation
39,527,715.74 : 54,547,712.46 = 22,124,055.74 : x - Step 2: Convert to fraction form
39,527,715.74/54,547,712.46 = 22,124,055.74/x - Step 3: Cross multiply
39,527,715.74x = 54,547,712.46 × 22,124,055.74 - Step 4: Simplify right side
39,527,715.74x = 1,206,816,630,681,794 - Step 5: Solve for x
x = 1,206,816,630,681,794/39,527,715.74 - Step 6: Final answer
x = 30,530,897.33
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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.