Finding the Fourth Proportional to 73,688,827.68, 110,478,654 and 35,313,801.12
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Solution
The fourth proportional to 73,688,827.68, 110,478,654 and 35,313,801.12 is: 52,944,541.77
Step by Step Solution
- Step 1: Write the proportion equation
73,688,827.68 : 110,478,654 = 35,313,801.12 : x - Step 2: Convert to fraction form
73,688,827.68/110,478,654 = 35,313,801.12/x - Step 3: Cross multiply
73,688,827.68x = 110,478,654 × 35,313,801.12 - Step 4: Simplify right side
73,688,827.68x = 3,901,421,215,361,292 - Step 5: Solve for x
x = 3,901,421,215,361,292/73,688,827.68 - Step 6: Final answer
x = 52,944,541.77
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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.