Finding the Fourth Proportional to 35,656,901.80, 53,485,352.70 and 8,730,557.80
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Solution
The fourth proportional to 35,656,901.80, 53,485,352.70 and 8,730,557.80 is: 13,095,836.70
Step by Step Solution
- Step 1: Write the proportion equation
35,656,901.80 : 53,485,352.70 = 8,730,557.80 : x - Step 2: Convert to fraction form
35,656,901.80/53,485,352.70 = 8,730,557.80/x - Step 3: Cross multiply
35,656,901.80x = 53,485,352.70 × 8,730,557.80 - Step 4: Simplify right side
35,656,901.80x = 466,956,963,200,736.12 - Step 5: Solve for x
x = 466,956,963,200,736.12/35,656,901.80 - Step 6: Final answer
x = 13,095,836.70
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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.