Finding the Fourth Proportional to 48,331,513.42, 66,698,904.84 and 26,306,439.40
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Solution
The fourth proportional to 48,331,513.42, 66,698,904.84 and 26,306,439.40 is: 36,303,657.27
Step by Step Solution
- Step 1: Write the proportion equation
48,331,513.42 : 66,698,904.84 = 26,306,439.40 : x - Step 2: Convert to fraction form
48,331,513.42/66,698,904.84 = 26,306,439.40/x - Step 3: Cross multiply
48,331,513.42x = 66,698,904.84 × 26,306,439.40 - Step 4: Simplify right side
48,331,513.42x = 1,754,610,698,219,826.75 - Step 5: Solve for x
x = 1,754,610,698,219,826.75/48,331,513.42 - Step 6: Final answer
x = 36,303,657.27
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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.