Finding the Fourth Proportional to 19,593,638.61, 29,390,551.79 and 5,946,903.50
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Solution
The fourth proportional to 19,593,638.61, 29,390,551.79 and 5,946,903.50 is: 8,920,383.73
Step by Step Solution
- Step 1: Write the proportion equation
19,593,638.61 : 29,390,551.79 = 5,946,903.50 : x - Step 2: Convert to fraction form
19,593,638.61/29,390,551.79 = 5,946,903.50/x - Step 3: Cross multiply
19,593,638.61x = 29,390,551.79 × 5,946,903.50 - Step 4: Simplify right side
19,593,638.61x = 174,782,775,130,195 - Step 5: Solve for x
x = 174,782,775,130,195/19,593,638.61 - Step 6: Final answer
x = 8,920,383.73
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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.