Finding the Fourth Proportional to 76,689,812.04, 115,037,080.10 and 33,536,802.84
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Solution
The fourth proportional to 76,689,812.04, 115,037,080.10 and 33,536,802.84 is: 50,306,237.19
Step by Step Solution
- Step 1: Write the proportion equation
76,689,812.04 : 115,037,080.10 = 33,536,802.84 : x - Step 2: Convert to fraction form
76,689,812.04/115,037,080.10 = 33,536,802.84/x - Step 3: Cross multiply
76,689,812.04x = 115,037,080.10 × 33,536,802.84 - Step 4: Simplify right side
76,689,812.04x = 3,857,975,874,602,987.50 - Step 5: Solve for x
x = 3,857,975,874,602,987.50/76,689,812.04 - Step 6: Final answer
x = 50,306,237.19
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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.