Finding the Fourth Proportional to 22,807,207.23, 31,473,695.22 and 12,352,963.50
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Solution
The fourth proportional to 22,807,207.23, 31,473,695.22 and 12,352,963.50 is: 17,046,953.81
Step by Step Solution
- Step 1: Write the proportion equation
22,807,207.23 : 31,473,695.22 = 12,352,963.50 : x - Step 2: Convert to fraction form
22,807,207.23/31,473,695.22 = 12,352,963.50/x - Step 3: Cross multiply
22,807,207.23x = 31,473,695.22 × 12,352,963.50 - Step 4: Simplify right side
22,807,207.23x = 388,793,408,262,784.44 - Step 5: Solve for x
x = 388,793,408,262,784.44/22,807,207.23 - Step 6: Final answer
x = 17,046,953.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.