Finding the Fourth Proportional to 29,656,538.20, 44,484,807.30 and 18,260,032.60
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Solution
The fourth proportional to 29,656,538.20, 44,484,807.30 and 18,260,032.60 is: 27,390,048.90
Step by Step Solution
- Step 1: Write the proportion equation
29,656,538.20 : 44,484,807.30 = 18,260,032.60 : x - Step 2: Convert to fraction form
29,656,538.20/44,484,807.30 = 18,260,032.60/x - Step 3: Cross multiply
29,656,538.20x = 44,484,807.30 × 18,260,032.60 - Step 4: Simplify right side
29,656,538.20x = 812,294,031,502,718 - Step 5: Solve for x
x = 812,294,031,502,718/29,656,538.20 - Step 6: Final answer
x = 27,390,048.90
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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.