Finding the Fourth Proportional to 53,255,794.20, 79,883,691.30 and 22,963,657.20
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Solution
The fourth proportional to 53,255,794.20, 79,883,691.30 and 22,963,657.20 is: 34,445,485.80
Step by Step Solution
- Step 1: Write the proportion equation
53,255,794.20 : 79,883,691.30 = 22,963,657.20 : x - Step 2: Convert to fraction form
53,255,794.20/79,883,691.30 = 22,963,657.20/x - Step 3: Cross multiply
53,255,794.20x = 79,883,691.30 × 22,963,657.20 - Step 4: Simplify right side
53,255,794.20x = 1,834,421,702,883,822.25 - Step 5: Solve for x
x = 1,834,421,702,883,822.25/53,255,794.20 - Step 6: Final answer
x = 34,445,485.80
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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.