Finding the Fourth Proportional to 32,257,031.20, 48,319,191.60 and 16,309,664.80
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Solution
The fourth proportional to 32,257,031.20, 48,319,191.60 and 16,309,664.80 is: 24,430,946.96
Step by Step Solution
- Step 1: Write the proportion equation
32,257,031.20 : 48,319,191.60 = 16,309,664.80 : x - Step 2: Convert to fraction form
32,257,031.20/48,319,191.60 = 16,309,664.80/x - Step 3: Cross multiply
32,257,031.20x = 48,319,191.60 × 16,309,664.80 - Step 4: Simplify right side
32,257,031.20x = 788,069,818,402,975.75 - Step 5: Solve for x
x = 788,069,818,402,975.75/32,257,031.20 - Step 6: Final answer
x = 24,430,946.96
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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.