Finding the Fourth Proportional to 45,748,883.79, 68,625,532.80 and 15,042,783.33
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Solution
The fourth proportional to 45,748,883.79, 68,625,532.80 and 15,042,783.33 is: 22,564,900.72
Step by Step Solution
- Step 1: Write the proportion equation
45,748,883.79 : 68,625,532.80 = 15,042,783.33 : x - Step 2: Convert to fraction form
45,748,883.79/68,625,532.80 = 15,042,783.33/x - Step 3: Cross multiply
45,748,883.79x = 68,625,532.80 × 15,042,783.33 - Step 4: Simplify right side
45,748,883.79x = 1,032,319,020,816,208.12 - Step 5: Solve for x
x = 1,032,319,020,816,208.12/45,748,883.79 - Step 6: Final answer
x = 22,564,900.72
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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.