Finding the Fourth Proportional to 26,937,017.60, 37,163,863.68 and 15,331,677.44
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Solution
The fourth proportional to 26,937,017.60, 37,163,863.68 and 15,331,677.44 is: 21,152,466.80
Step by Step Solution
- Step 1: Write the proportion equation
26,937,017.60 : 37,163,863.68 = 15,331,677.44 : x - Step 2: Convert to fraction form
26,937,017.60/37,163,863.68 = 15,331,677.44/x - Step 3: Cross multiply
26,937,017.60x = 37,163,863.68 × 15,331,677.44 - Step 4: Simplify right side
26,937,017.60x = 569,784,370,365,891.38 - Step 5: Solve for x
x = 569,784,370,365,891.38/26,937,017.60 - Step 6: Final answer
x = 21,152,466.80
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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.