Finding the Fourth Proportional to 54,048,488.61, 74,586,954.72 and 29,268,702.63
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Solution
The fourth proportional to 54,048,488.61, 74,586,954.72 and 29,268,702.63 is: 40,390,831.52
Step by Step Solution
- Step 1: Write the proportion equation
54,048,488.61 : 74,586,954.72 = 29,268,702.63 : x - Step 2: Convert to fraction form
54,048,488.61/74,586,954.72 = 29,268,702.63/x - Step 3: Cross multiply
54,048,488.61x = 74,586,954.72 × 29,268,702.63 - Step 4: Simplify right side
54,048,488.61x = 2,183,063,397,732,246.50 - Step 5: Solve for x
x = 2,183,063,397,732,246.50/54,048,488.61 - Step 6: Final answer
x = 40,390,831.52
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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.