Finding the Fourth Proportional to 29,133,871.60, 43,706,056.20 and 12,096,266.80
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Solution
The fourth proportional to 29,133,871.60, 43,706,056.20 and 12,096,266.80 is: 18,146,579.48
Step by Step Solution
- Step 1: Write the proportion equation
29,133,871.60 : 43,706,056.20 = 12,096,266.80 : x - Step 2: Convert to fraction form
29,133,871.60/43,706,056.20 = 12,096,266.80/x - Step 3: Cross multiply
29,133,871.60x = 43,706,056.20 × 12,096,266.80 - Step 4: Simplify right side
29,133,871.60x = 528,680,116,570,994.25 - Step 5: Solve for x
x = 528,680,116,570,994.25/29,133,871.60 - Step 6: Final answer
x = 18,146,579.48
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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.