Finding the Fourth Proportional to 61,843,620.74, 92,762,019.39 and 25,442,799.08
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Solution
The fourth proportional to 61,843,620.74, 92,762,019.39 and 25,442,799.08 is: 38,162,795.02
Step by Step Solution
- Step 1: Write the proportion equation
61,843,620.74 : 92,762,019.39 = 25,442,799.08 : x - Step 2: Convert to fraction form
61,843,620.74/92,762,019.39 = 25,442,799.08/x - Step 3: Cross multiply
61,843,620.74x = 92,762,019.39 × 25,442,799.08 - Step 4: Simplify right side
61,843,620.74x = 2,360,125,421,594,834 - Step 5: Solve for x
x = 2,360,125,421,594,834/61,843,620.74 - Step 6: Final answer
x = 38,162,795.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.