Finding the Fourth Proportional to 43,239,864.78, 59,668,387.83 and 24,652,405.98
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Solution
The fourth proportional to 43,239,864.78, 59,668,387.83 and 24,652,405.98 is: 34,018,823.33
Step by Step Solution
- Step 1: Write the proportion equation
43,239,864.78 : 59,668,387.83 = 24,652,405.98 : x - Step 2: Convert to fraction form
43,239,864.78/59,668,387.83 = 24,652,405.98/x - Step 3: Cross multiply
43,239,864.78x = 59,668,387.83 × 24,652,405.98 - Step 4: Simplify right side
43,239,864.78x = 1,470,969,320,957,251.25 - Step 5: Solve for x
x = 1,470,969,320,957,251.25/43,239,864.78 - Step 6: Final answer
x = 34,018,823.33
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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.