Finding the Fourth Proportional to 16,736,332.18, 25,094,743.74 and 6,489,220.75
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Solution
The fourth proportional to 16,736,332.18, 25,094,743.74 and 6,489,220.75 is: 9,730,048.98
Step by Step Solution
- Step 1: Write the proportion equation
16,736,332.18 : 25,094,743.74 = 6,489,220.75 : x - Step 2: Convert to fraction form
16,736,332.18/25,094,743.74 = 6,489,220.75/x - Step 3: Cross multiply
16,736,332.18x = 25,094,743.74 × 6,489,220.75 - Step 4: Simplify right side
16,736,332.18x = 162,845,331,793,540.59 - Step 5: Solve for x
x = 162,845,331,793,540.59/16,736,332.18 - Step 6: Final answer
x = 9,730,048.98
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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.