Finding the Fourth Proportional to 48,816,712.94, 67,347,886.00 and 27,897,522.74
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Solution
The fourth proportional to 48,816,712.94, 67,347,886.00 and 27,897,522.74 is: 38,487,621.71
Step by Step Solution
- Step 1: Write the proportion equation
48,816,712.94 : 67,347,886.00 = 27,897,522.74 : x - Step 2: Convert to fraction form
48,816,712.94/67,347,886.00 = 27,897,522.74/x - Step 3: Cross multiply
48,816,712.94x = 67,347,886.00 × 27,897,522.74 - Step 4: Simplify right side
48,816,712.94x = 1,878,839,180,767,129.75 - Step 5: Solve for x
x = 1,878,839,180,767,129.75/48,816,712.94 - Step 6: Final answer
x = 38,487,621.71
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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.